Complete Microsoft Exchange Server Version History & Build Numbers
The definitive, most comprehensive Exchange Server version reference available anywhere. This page contains the complete history of Microsoft Exchange Server versions, build numbers, release dates, and compatibility matrices from Exchange Server 4.0 (1996) through the latest Exchange Server Subscription Edition (2025).
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This comprehensive database includes: Complete build numbers, Exact release dates, Schema versions, .NET Framework compatibility, Operating system support matrices, Functional level requirements
Perfect for Exchange administrators, IT professionals, and system architects who need accurate version information for planning upgrades, troubleshooting, or compliance reporting.
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Quick Navigation
- Exchange SE (2025) - Latest Subscription Edition
- Exchange 2019 - Current on-premises version
- Exchange 2016 - Previous generation (End-of-Life)
- Exchange 2013 - Legacy version (End-of-Life)
- Exchange 2010 & Earlier - Historical versions
Exchange SE
ACTIVE
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange SE | CU1 |  | [Unreleased] | ||||||||
| Exchange SE | RTM Feb 2026 SU |  | 2026-02-10 | 15.02.2562.037 | 17003 | 13243 | 16763 |   |      | | |
| Exchange SE | RTM Dec 2025 SU | | 2025-12-09 | 15.02.2562.035 | 17003 | 13243 | 16763 | | | | |
| Exchange SE | RTM Oct 2025 SU | | 2025-10-14 | 15.02.2562.029 | 17003 | 13243 | 16763 | | | | |
| Exchange SE | RTM Sep 2025 HU |  | 2025-09-08 | 15.02.2562.027 | 17003 | 13243 | 16763 | | | | |
| Exchange SE | RTM Aug 2025 SU | | 2025-08-12 | 15.02.2562.020 | 17003 | 13243 | 16763 | | | | |
| Exchange SE | RTM |  | 2025-07-01 | 15.02.2562.017 | 17003 | 13243 | 16763 | | | | |
Exchange 2019
END-OF-LIFE
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange 2019 | CU15 Feb 2026 SU | | 2026-02-10 | 15.02.1748.043 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU15 Dec 2025 SU | | 2025-12-09 | 15.02.1748.042 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU15 Oct 2025 SU | | 2025-10-14 | 15.02.1748.039 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU15 Sep 2025 HU | | 2025-09-08 | 15.02.1748.037 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU15 Aug 2025 SU | | 2025-08-12 | 15.02.1748.036 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU15 May 2025 HU | | 2025-05-29 | 15.02.1748.026 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU15 Apr 2025 HU | | 2025-04-18 | 15.02.1748.024 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU15 | | 2025-02-10 | 15.02.1748.010 | 17003 | 13243 | 16763 | | | | |
| Exchange 2019 | CU14 Feb 2026 SU | | 2026-02-10 | 15.02.1544.039 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Dec 2025 SU | | 2025-12-09 | 15.02.1544.037 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Oct 2025 SU | | 2025-10-14 | 15.02.1544.036 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Sep 2025 HU | ![][Hostfix Update] | 2025-09-08 | 15.02.1544.034 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Aug 2025 SU | | 2025-08-12 | 15.02.1544.033 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 May 2025 HU | | 2025-05-29 | 15.02.1544.027 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Apr 2025 HU | | 2025-04-18 | 15.02.1544.025 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Nov 2024 SUv2 | | 2024-11-27 | 15.02.1544.014 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Nov 2024 SU | | 2024-11-12 | 15.02.1544.013 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Apr 2024 HU | | 2024-04-23 | 15.02.1544.011 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 Mar 2024 SU | | 2024-03-12 | 15.02.1544.009 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU14 | | 2024-02-13 | 15.02.1544.004 | 17003 | 13243 | 16762 | | | | |
| Exchange 2019 | CU13 Nov 2024 SUv2 | | 2024-11-27 | 15.02.1258.039 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Nov 2024 SU | | 2024-11-12 | 15.02.1258.038 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Apr 2024 HU | | 2024-04-23 | 15.02.1258.034 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Mar 2024 SU | | 2024-03-12 | 15.02.1258.032 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Nov 2023 SU | | 2023-11-14 | 15.02.1258.028 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Oct 2023 SU | | 2023-10-10 | 15.02.1258.027 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Aug 2023 SUv2 | | 2023-08-15 | 15.02.1258.025 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Aug 2023 SU | | 2023-08-08 | 15.02.1258.023 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 Jun 2023 SU | | 2023-06-13 | 15.02.1258.016 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU13 | | 2023-05-03 | 15.02.1258.012 | 17003 | 13243 | 16761 | | | | |
| Exchange 2019 | CU12 Nov 2023 SU | | 2023-11-14 | 15.02.1118.040 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Oct 2023 SU | | 2023-10-10 | 15.02.1118.039 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Aug 2023 SUv2 | | 2023-08-15 | 15.02.1118.037 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Aug 2023 SU | | 2023-08-08 | 15.02.1118.036 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Jun 2023 SU | | 2023-06-13 | 15.02.1118.030 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Mar 2023 SU | | 2023-03-14 | 15.02.1118.026 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Feb 2023 SU | | 2023-02-14 | 15.02.1118.025 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Jan 2023 SU | | 2023-01-10 | 15.02.1118.021 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Nov 2022 SU | | 2022-11-08 | 15.02.1118.020 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Oct 2022 SU | | 2022-10-11 | 15.02.1118.015 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 Aug 2022 SU | | 2022-08-09 | 15.02.1118.012 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 May 2022 SU | | 2022-05-10 | 15.02.1118.009 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU12 | | 2022-04-20 | 15.02.1118.007 | 17003 | 13243 | 16760 | | | | |
| Exchange 2019 | CU11 Mar 2023 SU | | 2023-03-14 | 15.02.0986.042 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Feb 2023 SU | | 2023-02-14 | 15.02.0986.041 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Jan 2023 SU | | 2023-01-10 | 15.02.0986.037 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Nov 2022 SU | | 2022-11-08 | 15.02.0986.036 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Oct 2022 SU | | 2022-10-11 | 15.02.0986.030 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Aug 2022 SU | | 2022-08-09 | 15.02.0986.029 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 May 2022 SU | | 2022-05-10 | 15.02.0986.026 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Mar 2022 SU | | 2022-03-08 | 15.02.0986.022 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Jan 2022 SU | | 2022-01-11 | 15.02.0986.015 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Nov 2021 SU | | 2021-11-09 | 15.02.0986.014 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 Oct 2021 SU | | 2021-10-12 | 15.02.0986.009 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU11 | | 2021-09-28 | 15.02.0986.005 | 17003 | 13242 | 16759 | | | | |
| Exchange 2019 | CU10 Mar 2022 SU | | 2022-03-08 | 15.02.0922.027 | 17003 | 13241 | 16758 | | | | |
| Exchange 2019 | CU10 Jan 2022 SU | | 2022-01-11 | 15.02.0922.020 | 17003 | 13241 | 16758 | | | | |
| Exchange 2019 | CU10 Nov 2021 SU | | 2021-11-09 | 15.02.0922.019 | 17003 | 13241 | 16758 | | | | |
| Exchange 2019 | CU10 Oct 2021 SU | | 2021-10-12 | 15.02.0922.014 | 17003 | 13241 | 16758 | | | | |
| Exchange 2019 | CU10 Jul 2021 SU | | 2021-07-13 | 15.02.0922.013 | 17003 | 13241 | 16758 | | | | |
| Exchange 2019 | CU10 | | 2021-06-29 | 15.02.0922.007 | 17003 | 13241 | 16758 | | | | |
| Exchange 2019 | CU9 Jul 2021 SU | | 2021-07-13 | 15.02.0858.015 | 17002 | 13240 | 16757 | | | | |
| Exchange 2019 | CU9 May 2021 SU | | 2021-05-11 | 15.02.0858.012 | 17002 | 13240 | 16757 | | | | |
| Exchange 2019 | CU9 Apr 2021 SU | | 2021-04-13 | 15.02.0858.010 | 17002 | 13240 | 16757 | | | | |
| Exchange 2019 | CU9 | | 2021-03-16 | 15.02.0858.005 | 17002 | 13240 | 16757 | | | | |
| Exchange 2019 | CU8 May 2021 SU | | 2021-05-11 | 15.02.0792.015 | 17002 | 13239 | 16756 | | | | |
| Exchange 2019 | CU8 Apr 2021 SU | | 2021-04-13 | 15.02.0792.013 | 17002 | 13239 | 16756 | | | | |
| Exchange 2019 | CU8 Mar 2021 SU | | 2021-03-02 | 15.02.0792.010 | 17002 | 13239 | 16756 | | | | |
| Exchange 2019 | CU8 | | 2020-12-15 | 15.02.0792.003 | 17002 | 13239 | 16756 | | | | |
| Exchange 2019 | CU7 Mar 2021 SU | | 2021-03-02 | 15.02.0721.013 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU7 | | 2020-09-15 | 15.02.0721.002 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU6 Mar 2021 SU | | 2021-03-02 | 15.02.0659.012 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU6 | | 2020-06-16 | 15.02.0659.004 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU5 Mar 2021 SU | | 2021-03-02 | 15.02.0595.008 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU5 | | 2020-03-17 | 15.02.0595.003 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU4 Mar 2021 SU | | 2021-03-02 | 15.02.0529.013 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU4 | | 2019-12-17 | 15.02.0529.005 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU3 Mar 2021 SU | | 2021-03-02 | 15.02.0464.015 | 17001 | 13237 | 16754 |  | | | |
| Exchange 2019 | CU3 | | 2019-09-17 | 15.02.0464.005 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU2 Mar 2021 SU | | 2021-03-02 | 15.02.0397.011 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU2 | | 2019-06-18 | 15.02.0397.003 | 17001 | 13237 | 16754 | | | | |
| Exchange 2019 | CU1 Mar 2021 SU | | 2021-03-02 | 15.02.0330.011 | 17000 | 13236 | 16752 | | | | |
| Exchange 2019 | CU1 | | 2019-02-12 | 15.02.0330.005 | 17000 | 13236 | 16752 | | | | |
| Exchange 2019 | RTM Mar 2021 SU | | 2021-03-02 | 15.02.0221.018 | 17000 | 13236 | 16751 | | | | |
| Exchange 2019 | RTM | | 2018-10-22 | 15.02.0221.012 | 17000 | 13236 | 16751 | | | | |
| Exchange 2019 | Prev |  | 2018-07-24 | 15.02.0196.000 | 15332 | 13236 | 16213 | | | | |
Exchange 2016
END-OF-LIFE
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange 2016 | CU23 Feb 2026 SU | | 2026-02-10 | 15.01.2507.066 | 15334 | 13243 | 16223 | |  | | |
| Exchange 2016 | CU23 Dec 2025 SU | | 2025-12-09 | 15.01.2507.063 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Oct 2025 SU | | 2025-10-14 | 15.01.2507.061 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Sep 2025 HU | | 2025-09-08 | 15.01.2507.059 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Aug 2025 SU | | 2025-08-12 | 15.01.2507.058 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 May 2025 HU | | 2025-05-29 | 15.01.2507.057 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Apr 2025 HU | | 2025-04-18 | 15.01.2507.055 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Nov 2024 SU v2 | | 2024-11-27 | 15.01.2507.044 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Nov 2024 SU | | 2024-11-12 | 15.01.2507.043 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Apr 2024 HU | | 2024-04-23 | 15.01.2507.039 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Mar 2024 SU | | 2024-03-12 | 15.01.2507.037 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Nov 2023 SU | | 2023-11-14 | 15.01.2507.035 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Oct 2023 SU | | 2023-10-10 | 15.01.2507.034 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Aug 2023 SU v2 | | 2023-08-15 | 15.01.2507.032 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Aug 2023 SU | | 2023-08-08 | 15.01.2507.031 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Jun 2023 SU | | 2023-06-13 | 15.01.2507.027 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Mar 2023 SU | | 2023-03-14 | 15.01.2507.023 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Feb 2023 SU | | 2023-02-14 | 15.01.2507.021 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Jan 2023 SU | | 2023-01-10 | 15.01.2507.017 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Nov 2022 SU | | 2022-11-08 | 15.01.2507.016 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Oct 2022 SU | | 2022-10-11 | 15.01.2507.013 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 Aug 2022 SU | | 2022-08-09 | 15.01.2507.012 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 May 2022 SU | | 2022-05-10 | 15.01.2507.009 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU23 | | 2022-04-20 | 15.01.2507.006 | 15334 | 13243 | 16223 | | | | |
| Exchange 2016 | CU22 | | 2021-09-28 | 15.01.2375.007 | 15334 | 13242 | 16222 | | | | |
| Exchange 2016 | CU21 | | 2021-06-29 | 15.01.2308.008 | 15334 | 13241 | 16221 | | | | |
| Exchange 2016 | CU20 | | 2021-03-16 | 15.01.2242.004 | 15333 | 13240 | 16220 | | | | |
| Exchange 2016 | CU19 | | 2020-12-15 | 15.01.2176.002 | 15333 | 16219 | 13239 | | | | |
| Exchange 2016 | CU18 | | 2020-09-15 | 15.01.2106.002 | 15332 | 13236 | 16215 | |  |  | |
| Exchange 2016 | CU17 | | 2020-06-16 | 15.01.2044.004 | 15332 | 13236 | 16215 | | | | |
| Exchange 2016 | CU16 | | 2020-03-17 | 15.01.1979.003 | 15332 | 13236 | 16215 | | | | |
| Exchange 2016 | CU15 | | 2019-12-17 | 15.01.1913.005 | 15332 | 13236 | 16215 | | | | |
| Exchange 2016 | CU14 | | 2019-09-17 | 15.01.1847.003 | 15332 | 13236 | 16215 | | | | |
| Exchange 2016 | CU13 | | 2019-06-18 | 15.01.1779.002 | 15332 | 13236 | 16215 | | | | |
| Exchange 2016 | CU12 | | 2019-02-12 | 15.01.1713.005 | 15332 | 13236 | 16215 |  | | | |
| Exchange 2016 | CU11 | | 2018-10-16 | 15.01.1591.010 | 15332 | 13236 | 16214 | |  | | |
| Exchange 2016 | CU10 | | 2018-06-19 | 15.01.1531.003 | 15332 | 13236 | 16213 | | | | |
| Exchange 2016 | CU9 | | 2018-03-20 | 15.01.1466.003 | 15332 | 13236 | 16213 |  | | | |
| Exchange 2016 | CU8 | | 2017-12-19 | 15.01.1415.002 | 15332 | 13236 | 16213 | | | | |
| Exchange 2016 | CU7 | | 2017-09-19 | 15.01.1261.035 | 15332 | 13236 | 16213 | | | | |
| Exchange 2016 | CU6 | | 2017-06-27 | 15.01.1034.026 | 15330 | 13236 | 16213 | | |  | |
| Exchange 2016 | CU5 | | 2017-03-21 | 15.01.0845.034 | 15326 | 13236 | 16213 | | | | |
| Exchange 2016 | CU4 | | 2016-12-13 | 15.01.0669.032 | 15326 | 13236 | 16213 |   | | | |
| Exchange 2016 | CU3 | | 2016-09-20 | 15.01.0544.027 | 15326 | 13236 | 16212 | | | | |
| Exchange 2016 | CU2 | | 2016-06-21 | 15.01.0466.034 | 15325 | 13236 | 16212 | |  |  | |
| Exchange 2016 | CU1 | | 2016-03-15 | 15.01.0396.030 | 15323 | 13236 | 16211 | | | | |
| Exchange 2016 | RTM | | 2015-10-01 | 15.01.0225.042 | 15317 | 13236 | 16210 | | | | |
| Exchange 2016 | Prev | | 2015-07-22 | 15.01.0225.016 | 15317 | 13236 | 16041 | | | | |
Exchange 2013
END-OF-LIFE
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange 2013 | CU23 Mar23 SU | | 2023-03-14 | 15.00.1497.048 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Feb23 SU | | 2023-02-14 | 15.00.1497.047 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Jan23 SU | | 2023-01-10 | 15.00.1497.045 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Nov22 SU | | 2022-11-08 | 15.00.1497.044 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Oct22 SU | | 2022-10-11 | 15.00.1497.042 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Aug22 SU | | 2022-08-09 | 15.00.1497.040 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 May22 SU | | 2022-05-10 | 15.00.1497.036 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Mar22 SU | | 2022-03-08 | 15.00.1497.033 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Jan22 SU | | 2022-01-11 | 15.00.1497.028 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Nov21 SU | | 2021-11-09 | 15.00.1497.026 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Oct21 SU | | 2021-10-12 | 15.00.1497.024 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Jul21 SU | | 2021-07-13 | 15.00.1497.023 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 May21 SU | | 2021-05-11 | 15.00.1497.018 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Apr21 SU | | 2021-04-13 | 15.00.1497.015 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 Mar21 SU | | 2021-03-02 | 15.00.1497.012 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU23 | | 2019-06-18 | 15.00.1497.002 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU22 Mar21 SU | | 2021-02-12 | 15.00.1473.006 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU22 | | 2019-02-12 | 15.00.1473.003 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU21 Mar21 SU | | 2021-03-02 | 15.00.1395.012 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU21 | | 2018-06-19 | 15.00.1395.004 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU20 | | 2018-03-20 | 15.00.1367.003 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU19 | | 2017-12-19 | 15.00.1365.001 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU18 | | 2017-09-19 | 15.00.1347.002 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU17 | | 2017-06-27 | 15.00.1320.004 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU16 | | 2017-03-21 | 15.00.1293.002 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU15 | | 2016-12-13 | 15.00.1263.005 | 15312 | 13236 | 16130 |  | | | |
| Exchange 2013 | CU14 | | 2016-09-20 | 15.00.1236.003 | 15312 | 13236 | 16130 |  | | | |
| Exchange 2013 | CU13 | | 2016-06-21 | 15.00.1210.003 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU12 | | 2016-03-15 | 15.00.1178.004 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU11 | | 2015-12-15 | 15.00.1156.006 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU10 | | 2015-09-15 | 15.00.1130.007 | 15312 | 13236 | 16130 | | | | |
| Exchange 2013 | CU9 | | 2015-06-17 | 15.00.1104.005 | 15312 | 13236 | 15965 | | | | |
| Exchange 2013 | CU8 | | 2015-03-17 | 15.00.1076.009 | 15312 | 13236 | 15965 | | | | |
| Exchange 2013 | CU7 | | 2014-12-09 | 15.00.1044.025 | 15312 | 13236 | 15965 | | | | |
| Exchange 2013 | CU6 | | 2014-08-26 | 15.00.0995.029 | 15303 | 13236 | 15965 | | | | |
| Exchange 2013 | CU5 | | 2014-05-27 | 15.00.0913.022 | 15300 | 13236 | 15870 | | | | |
| Exchange 2013 | SP1 | | 2014-02-25 | 15.00.0847.032 | 15292 | 13236 | 15844 | | | | |
| Exchange 2013 | CU3 | | 2013-11-25 | 15.00.0775.038 | 15283 | 13236 | 15763 | | | | |
| Exchange 2013 | CU2 | | 2013-07-09 | 15.00.0712.024 | 15281 | 13236 | 15688 | | | | |
| Exchange 2013 | CU1 | | 2013-04-02 | 15.00.0620.029 | 15254 | 13236 | 15614 | | | | |
| Exchange 2013 | RTM | | 2012-12-03 | 15.00.0516.032 | 15137 | 13236 | 15449 | | | | |
Exchange 2010
END-OF-LIFE
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange 2010 | SP3 RU 32 |  | 2021-03-02 | 14.03.0513.000 | 14734 | 13040 | 14322 |    | | | |
| Exchange 2010 | SP3 RU 31 | | 2020-12-01 | 14.03.0509.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 30 | | 2020-02-11 | 14.03.0496.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 29 | | 2019-07-09 | 14.03.0468.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 28 | | 2019-06-07 | 14.03.0461.001 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 27 | | 2019-04-09 | 14.03.0452.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 26 | | 2019-02-12 | 14.03.0442.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 25 | | 2019-01-08 | 14.03.0435.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 24 | | 2018-09-05 | 14.03.0419.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU 23 | | 2018-08-13 | 14.03.0417.001 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU22 | | 2018-06-19 | 14.03.0411.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU21 | | 2018-05-07 | 14.03.0399.002 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU20 | | 2018-03-05 | 14.03.0389.001 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU19 | | 2017-12-19 | 14.03.0382.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU18 | | 2017-07-11 | 14.03.0361.001 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU17 | | 2017-03-21 | 14.03.0352.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU16 | | 2016-12-13 | 14.03.0336.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU15 | | 2016-09-20 | 14.03.0319.002 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU14 | | 2016-06-21 | 14.03.0301.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU13 | | 2016-03-15 | 14.03.0294.000 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU12 | | 2015-12-15 | 14.03.0279.002 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU11 | | 2015-09-15 | 14.03.0266.002 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU10 | | 2015-06-17 | 14.03.0248.002 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU9 | | 2015-03-17 | 14.03.0235.001 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU8 v2 | | 2014-12-12 | 14.03.0224.002 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU8 v1 (recalled) | | 2014-12-09 | 14.03.0224.001 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU7 | | 2014-08-26 | 14.03.0210.002 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU6 | | 2014-05-27 | 14.03.0195.001 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU5 | | 2014-02-24 | 14.03.0181.006 | 14734 | 13040 | 14322 | | | | |
| Exchange 2010 | SP3 RU4 | | 2013-12-09 | 14.03.0174.001 | 14734 | 13040 | 14322 | | | ||
| Exchange 2010 | SP3 RU3 | | 2013-11-25 | 14.03.0169.001 | 14734 | 13040 | 14322 | | | ||
| Exchange 2010 | SP3 RU2 | | 2013-08-08 | 14.03.0158.001 | 14734 | 13040 | 14322 | | | ||
| Exchange 2010 | SP3 RU1 | | 2013-05-29 | 14.03.0146.000 | 14734 | 13040 | 14322 | | | ||
| Exchange 2010 | SP3 RTM |  | 2013-02-12 | 14.03.0123.004 | 14734 | 13040 | 14322 | | | ||
| Exchange 2010 | SP2 RU8 | | 2013-12-09 | 14.02.0390.003 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU7 | | 2013-08-03 | 14.02.0375.000 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU6 | | 2013-02-12 | 14.02.0342.003 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU5 v2 | | 2012-12-10 | 14.02.0328.010 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU5 | | 2012-11-13 | 14.03.0328.005 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU4 v2 | | 2012-10-09 | 14.02.0318.004 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU4 | | 2012-08-13 | 14.02.0318.002 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU3 | | 2012-05-29 | 14.02.0309.002 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU2 | | 2012-04-16 | 14.02.0298.004 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RU1 | | 2012-02-13 | 14.02.0283.003 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP2 RTM | | 2011-12-04 | 14.2.247.5 | 14732 | 13040 | 14247 | ||||
| Exchange 2010 | SP1 RU8 | | 2012-12-10 | 14.01.0438.000 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU7 v3 | | 2012-11-13 | 14.01.0421.003 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU7 v2 | | 2012-10-10 | 14.01.0421.002 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU7 | | 2012-08-08 | 14.01.0421.000 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU6 | | 2011-10-27 | 14.01.0355.002 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU5 | | 2011-08-23 | 14.1.339.1 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU4 | | 2011-07-27 | 14.1.323.6 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU3 | | 2011-04-06 | 14.01.0289.007 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU2 | | 2010-12-09 | 14.01.0270.001 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RU1 | | 2010-10-04 | 14.1.255.2 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | SP1 RTM | | 2010-08-23 | 14.1.218.15 | 14726 | 13040 | 13214 | ||||
| Exchange 2010 | RU5 | | 2010-12-13 | 14.0.726.0 | 14622 | 12639 | 12640 | ||||
| Exchange 2010 | RU4 | | 2010-06-10 | 14.0.702.1 | 14622 | 12639 | 12640 | ||||
| Exchange 2010 | RU3 | | 2010-04-13 | 14.0.694.0 | 14622 | 12639 | 12640 | ||||
| Exchange 2010 | RU2 | | 2010-03-04 | 14.0.689.0 | 14622 | 12639 | 12640 | ||||
| Exchange 2010 | RU1 | | 2009-12-09 | 14.0.682.1 | 14622 | 12639 | 12640 | ||||
| Exchange 2010 | RTM | | 2009-11-09 | 14.0.639.21 | 14622 | 12639 | 12640 |
Exchange Server 2007
END-OF-LIFE
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange Server 2007 | SP3 RU23 | | 2017-03-21 | 08.03.0517.000 | 14625 | 11221 | 11222 |  | |||
| Exchange Server 2007 | SP3 RU22 | | 2016-12-13 | 08.03.0502.000 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU21 | | 2016-09-20 | 08.03.0485.001 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU20 | | 2016-06-21 | 08.03.0468.000 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU19 | | 2016-03-15 | 08.03.0459.000 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU18 | | 2015-12-01 | 08.03.0445.000 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU17 | | 2015-06-17 | 08.03.0417.001 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU16 | | 2015-03-17 | 08.03.0406.000 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU15 | | 2014-12-09 | 08.03.0389.002 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU14 | | 2014-08-26 | 08.03.0379.002 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU13 | | 2014-02-24 | 08.03.0348.002 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU12 | | 2013-12-09 | 08.03.0342.004 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU11 | | 2013-08-13 | 08.03.0327.001 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU10 | | 2013-02-11 | 08.03.0298.003 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU9 | | 2012-12-10 | 08.03.0297.002 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU8 v3 | | 2012-11-13 | 08.03.0279.006 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU8 v2 | | 2012-10-09 | 08.03.0279.005 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU8 | | 2012-08-13 | 08.03.0279.003 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU7 | | 2012-04-16 | 08.03.0264.000 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU6 | | 2012-01-26 | 8.03.0245.002 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU5 | | 2011-09-21 | 8.03.0213.001 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU4 | | 2011-05-28 | 8.03.0192.001 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU3 v2 | | 2011-03-30 | 8.03.0159.002 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU2 | | 2010-12-10 | 8.03.0137.003 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RU1 | | 2010-09-09 | 8.03.0106.002 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP3 RTM | | 2010-06-07 | 8.03.0083.006 | 14625 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP2 RU5 | | 2010-12-09 | 8.2.305.3 | 14622 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP2 RU4 | | 2010-04-09 | 8.2.254.0 | 14622 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP2 RU3 | | 2010-03-17 | 8.2.247.2 | 14622 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP2 RU2 | | 2010-01-22 | 8.2.234.1 | 14622 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP2 RU1 | | 2009-11-19 | 8.2.217.3 | 14622 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP2 RTM | | 2009-08-24 | 8.02.0176.002 | 14622 | 11221 | 11222 | | |||
| Exchange Server 2007 | SP1 RU10 | | 2010-04-13 | 8.1.436.0 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU9 | | 2009-07-16 | 8.1.393.1 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU8 | | 2009-05-19 | 8.1.375.2 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU7 | | 2009-03-18 | 8.1.359.2 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU6 | | 2009-02-10 | 8.1.340.1 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU5 | | 2008-11-20 | 8.1.336.1 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU4 | | 2008-10-07 | 8.1.311.3 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU3 | | 2008-07-08 | 8.1.291.2 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU2 | | 2008-05-09 | 8.1.278.2 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RU1 | | 2008-02-28 | 8.1.263.1 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | SP1 RTM | | 2007-11-29 | 8.01.0240.006 | 11116 | 11221 | 11221 | | |||
| Exchange Server 2007 | RU7 | | 2008-07-08 | 8.0.813.0 | 10637 | 10628 | 10666 | | |||
| Exchange Server 2007 | RU6 | | 2008-02-21 | 8.0.783.2 | 10637 | 10628 | 10666 | | |||
| Exchange Server 2007 | RU5 | | 2007-10-25 | 8.0.754.0 | 10637 | 10628 | 10666 | | |||
| Exchange Server 2007 | RU4 | | 2007-08-23 | 8.0.744.0 | 10637 | 10628 | 10666 | | |||
| Exchange Server 2007 | RU3 | | 2007-06-28 | 8.0.730.1 | 10637 | 10628 | 10666 | | |||
| Exchange Server 2007 | RU2 | | 2007-05-08 | 8.0.711.2 | 10637 | 10628 | 10666 | | |||
| Exchange Server 2007 | RU1 | | 2007-04-17 | 8.0.708.3 | 10637 | 10628 | 10666 | | |||
| Exchange Server 2007 | RTM | | 2007-03-08 | 8.0.685.25 | 10637 | 10628 | 10666 | | |
Exchange Server 2003
END-OF-LIFE
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange Server 2003 | SP2 v3 | | 2008-08-01 | 6.5.7654.4 | 6870 | 6936 | 6903 |  |  | ||
| Exchange Server 2003 | SP2 v2 | | 2008-03-01 | 6.5.7653.33 | 6870 | 6936 | 6903 | | | ||
| Exchange Server 2003 | SP2 | | 2005-10-19 | 6.5.7683 | 6870 | 6936 | 6903 | | | ||
| Exchange Server 2003 | SP1 | | 2004-05-25 | 6.5.7226 | 6870 | 6936 | 6903 | | | ||
| Exchange Server 2003 | RTM | | 2003-09-28 | 6.5.6944 | 6870 | 6936 | 6903 | | |
Exchange Server 2000
END-OF-LIFE
.NET has not been released yet
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange Server 2000 | SP3 v6 | | 2008-08-01 | 6.0.6620.7 | 4406 | 4406 |  | |  | ||
| Exchange Server 2000 | SP3 v5 | | 2008-03-01 | 6.0.6620.5 | 4406 | 4406 | | | | ||
| Exchange Server 2000 | SP3 v4 | | 2004-08-01 | 6.0.6603 | 4406 | 4406 | | | | ||
| Exchange Server 2000 | SP3 v3 | | 2004-04-01 | 6.0.6556 | 4406 | 4406 | | | | ||
| Exchange Server 2000 | SP3 v2 | | 2003-09-01 | 6.0.6487 | 4406 | 4406 | | | | ||
| Exchange Server 2000 | SP3 | | 2002-07-18 | 6.0.6249 | 4406 | 4406 | | | | ||
| Exchange Server 2000 | SP2 | | 2001-11-29 | 6.0.5762 | 4397 | 4406 | | | | ||
| Exchange Server 2000 | SP1 | | 2001-06-21 | 6.0.4712 | 4397 | 4406 | | | | ||
| Exchange Server 2000 | RTM | | 2000-11-29 | 6.0.4417 | 4397 | 4406 | | | |
Exchange Server 5.5
END-OF-LIFE
Active Directory was not used as the directory
.NET has not been released yet
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange Server 5.5 | SP4 | | 2000-11-01 | 5.5.2653 | | | | | | | |
| Exchange Server 5.5 | SP3 | | 1999-09-09 | 5.5.2650 | | | | | | | |
| Exchange Server 5.5 | SP2 | | 1998-12-23 | 5.5.2448 | | | | | | | |
| Exchange Server 5.5 | SP1 | | 1998-08-05 | 5.5.2232 | | | | | | | |
| Exchange Server 5.5 | RTM | | 1998-02-03 | 5.5.1960 | | | | | | |
Exchange Server 5.0
END-OF-LIFE
Active Directory was not used as the directory
.NET has not been released yet
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange Server 5.0 | SP2 | | 1998-02-19 | 5.0.1460 | | | | | | |  |
| Exchange Server 5.0 | SP1 | | 1997-06-18 | 5.0.1458 | | | | | | | |
| Exchange Server 5.0 | RTM | | 1997-05-23 | 5.0.1457 | | | | | | | |
Exchange Server 4.0
END-OF-LIFE
Active Directory was not used as the directory
.NET has not been released yet
| Product | Display Name | Type | Release Date | Version | Schema | Default | Configuration | .Net | AD OS | FFL | EX OS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Exchange Server 4.0 | SP5 | | 1997-05-05 | 4.0.996 | | | | | | |  |
| Exchange Server 4.0 | SP4 | | 1997-03-28 | 4.0.995 | | | | | | | |
| Exchange Server 4.0 | SP3 | | 1997-10-29 | 4.0.994 | | | | | | | |
| Exchange Server 4.0 | SP2 | | 1997-07-19 | 4.0.993 | | | | | | | |
| Exchange Server 4.0 | SP1 | | 1997-05-01 | 4.0.838 | | | | | | | |
| Exchange Server 4.0 | RTM | | 1996-06-11 | 4.0.837 | | | | | | | |
Frequently Asked Questions
How do I check my Exchange Server version?
Run Get-ExchangeServer | ft Name, Edition, AdminDisplayVersion in Exchange Management Shell to get your current Exchange version and build number.
What's the difference between CU, SU, and HU updates?
- CU (Cumulative Update): Major updates with new features and fixes
- SU (Security Update): Security-focused patches released monthly
- HU (Hotfix Update): Critical bug fixes between regular update cycles
Additional Resources for Exchange Administrators
- Exchange Server Blog - Official Microsoft Exchange team updates
- Microsoft Exchange versions - Microsoft's planning tool
- Exchange Server Health Checker - Community health analysis script
Maintained by: GetPS.dev | Found this helpful? Share with your fellow Exchange administrators!