Update history for Office LTSC 2021 and Office 2021
Microsoft releases security and quality updates for Office LTSC 2021 (volume licensed) and Office 2021 (retail). The update histories for both the volume licensed and retail versions are below.
If you'd like to verify that you're up to date, check your Office version number and manually update Office if necessary. To check your version of Office, do the following:
- Open any Office application, such as Word or Excel.
- Choose File > Account.
- Under Product Information, note the version number under the About section.
If the version number matches the most current version, you're up to date. If not, you can manually update to get the latest version of Office. To update Office, follow these steps.
The following tables provide the update history for the volume licensed and retail versions, with the most recent release date listed first.
New versions contain all the updates contained in previous versions.
Note
For the details on the security updates that have been released, see the security update page.
Volume licensed versions of Office LTSC 2021
The following information applies to volume licensed versions of Office LTSC, such as Office LTSC Professional Plus 2021, purchased through a volume licensing agreement.
| Release date | Version number |
|---|---|
| October 8, 2024 | Version 2108 (Build 14332.20791) |
| September 10, 2024 | Version 2108 (Build 14332.20771) |
| August 13, 2024 | Version 2108 (Build 14332.20763) |
| July 9, 2024 | Version 2108 (Build 14332.20736) |
| June 11, 2024 | Version 2108 (Build 14332.20721) |
| May 14, 2024 | Version 2108 (Build 14332.20706) |
Older Versions
| Release date | Version number |
|---|---|
| April 9, 2024 | Version 2108 (Build 14332.20685) |
| March 12, 2024 | Version 2108 (Build 14332.20651) |
| February 13, 2024 | Version 2108 (Build 14332.20637) |
| January 9, 2024 | Version 2108 (Build 14332.20624) |
| December 12, 2023 | Version 2108 (Build 14332.20615) |
| November 14, 2023 | Version 2108 (Build 14332.20604) |
| October 10, 2023 | Version 2108 (Build 14332.20582) |
| September 12, 2023 | Version 2108 (Build 14332.20565) |
| August 8, 2023 | Version 2108 (Build 14332.20546) |
| July 27, 2023 | Version 2108 (Build 14332.20542) |
| July 11, 2023 | Version 2108 (Build 14332.20529) |
| June 13, 2023 | Version 2108 (Build 14332.20517) |
| May 9, 2023 | Version 2108 (Build 14332.20503) |
| April 11, 2023 | Version 2108 (Build 14332.20493) |
| March 14, 2023 | Version 2108 (Build 14332.20481) |
| February 14, 2023 | Version 2108 (Build 14332.20461) |
| January 10, 2023 | Version 2108 (Build 14332.20447) |
| December 13, 2022 | Version 2108 (Build 14332.20435) |
| November 8, 2022 | Version 2108 (Build 14332.20416) |
| October 11, 2022 | Version 2108 (Build 14332.20400) |
| September 13, 2022 | Version 2108 (Build 14332.20375) |
| August 9, 2022 | Version 2108 (Build 14332.20358) |
| July 12, 2022 | Version 2108 (Build 14332.20345) |
| June 14, 2022 | Version 2108 (Build 14332.20324) |
| May 10, 2022 | Version 2108 (Build 14332.20303) |
| April 12, 2022 | Version 2108 (Build 14332.20281) |
| March 8, 2022 | Version 2108 (Build 14332.20255) |
| February 8, 2022 | Version 2108 (Build 14332.20238) |
| January 11, 2022 | Version 2108 (Build 14332.20216) |
| December 14, 2021 | Version 2108 (Build 14332.20204) |
| November 9, 2021 | Version 2108 (Build 14332.20176) |
| October 12, 2021 | Version 2108 (Build 14332.20145) |
Retail versions of Office 2021
The following information applies to retail versions of Office 2021, such as Office Home & Business 2021 or Office Professional 2021.
| Release date | Version number |
|---|---|
| October 28, 2024 | Version 2410 (Build 18129.20116) |
| October 15, 2024 | Version 2409 (Build 18025.20160) |
| October 8, 2024 | Version 2409 (Build 18025.20140) |
| September 25, 2024 | Version 2409 (Build 18025.20104) |
| September 23, 2024 | Version 2409 (Build 18025.20096) |
| September 10, 2024 | Version 2408 (Build 17928.20156) |
Older Versions
| Release date | Version number |
|---|---|
| August 26, 2024 | Version 2408 (Build 17928.20114) |
| August 13, 2024 | Version 2407 (Build 17830.20166) |
| August 1, 2024 | Version 2407 (Build 17830.20138) |
| July 9, 2024 | Version 2406 (Build 17726.20160) |
| June 26, 2024 | Version 2406 (Build 17726.20126) |
| June 19, 2024 | Version 2405 (Build 17628.20164) |
| June 11, 2024 | Version 2405 (Build 17628.20144) |
| May 30, 2024 | Version 2405 (Build 17628.20110) |
| May 14, 2024 | Version 2404 (Build 17531.20152) |
| May 7, 2024 | Version 2404 (Build 17531.20140) |
| May 1, 2024 | Version 2404 (Build 17531.20128) |
| April 29, 2024 | Version 2404 (Build 17531.20120) |
| April 9, 2024 | Version 2403 (Build 17425.20176) |
| March 29, 2024 | Version 2403 (Build 17425.20146) |
| March 27, 2024 | Version 2403 (Build 17425.20138) |
| March 12, 2024 | Version 2402 (Build 17328.20184) |
| March 4, 2024 | Version 2402 (Build 17328.20162) |
| February 28, 2024 | Version 2402 (Build 17328.20142) |
| February 13, 2024 | Version 2401 (Build 17231.20236) |
| February 1, 2024 | Version 2401 (Build 17231.20194) |
| January 30, 2024 | Version 2401 (Build 17231.20182) |
| January 9, 2024 | Version 2312 (Build 17126.20132) |
| January 4, 2024 | Version 2312 (Build 17126.20126) |
| December 12, 2023 | Version 2311 (Build 17029.20108) |
| November 29, 2023 | Version 2311 (Build 17029.20068) |
| November 14, 2023 | Version 2310 (Build 16924.20150) |
| October 31, 2023 | Version 2310 (Build 16924.20124) |
| October 25, 2023 | Version 2310 (Build 16924.20106) |
| October 10, 2023 | Version 2309 (Build 16827.20166) |
| September 28, 2023 | Version 2309 (Build 16827.20130) |
| September 12, 2023 | Version 2308 (Build 16731.20234) |
| August 28, 2023 | Version 2308 (Build 16731.20170) |
| August 8, 2023 | Version 2307 (Build 16626.20170) |
| July 27, 2023 | Version 2307 (Build 16626.20134) |
| July 26, 2023 | Version 2307 (Build 16626.20132) |
| July 11, 2023 | Version 2306 (Build 16529.20182) |
| June 26, 2023 | Version 2306 (Build 16529.20154) |
| June 13, 2023 | Version 2305 (Build 16501.20210) |
| June 1, 2023 | Version 2305 (Build 16501.20196) |
| May 9, 2023 | Version 2304 (Build 16327.20248) |
| April 25, 2023 | Version 2304 (Build 16327.20214) |
| April 11, 2023 | Version 2303 (Build 16227.20280) |
| April 4, 2023 | Version 2303 (Build 16227.20258) |
| March 28, 2023 | Version 2303 (Build 16227.20212) |
| March 20, 2023 | Version 2302 (Build 16130.20332) |
| March 14, 2023 | Version 2302 (Build 16130.20306) |
| February 28, 2023 | Version 2302 (Build 16130.20218) |
| February 14, 2023 | Version 2301 (Build 16026.20200) |
| January 26, 2023 | Version 2301 (Build 16026.20146) |
| January 10, 2023 | Version 2212 (Build 15928.20216) |
| January 4, 2023 | Version 2212 (Build 15928.20198) |
| December 13, 2022 | Version 2211 (Build 15831.20208) |
| December 6, 2022 | Version 2211 (Build 15831.20190) |
| November 8, 2022 | Version 2210 (Build 15726.20202) |
| October 27, 2022 | Version 2210 (Build 15726.20174) |
| October 11, 2022 | Version 2209 (Build 15629.20208) |
| September 26, 2022 | Version 2209 (Build 15629.20156) |
| September 13, 2022 | Version 2208 (Build 15601.20148) |
| August 31, 2022 | Version 2208 (Build 15601.20088) |
| August 9, 2022 | Version 2207 (Build 15427.20210) |
| August 3, 2022 | Version 2207 (Build 15427.20194) |
| July 18, 2022 | Version 2206 (Build 15330.20264) |
| July 12, 2022 | Version 2206 (Build 15330.20246) |
| July 6, 2022 | Version 2206 (Build 15330.20230) |
| June 29, 2022 | Version 2206 (Build 15330.20196) |
| June 14, 2022 | Version 2205 (Build 15225.20288) |
| May 24, 2022 | Version 2205 (Build 15225.20204) |
| May 17, 2022 | Version 2204 (Build 15128.20248) |
| May 10, 2022 | Version 2204 (Build 15128.20224) |
| April 26, 2022 | Version 2204 (Build 15128.20178) |
| April 20, 2022 | Version 2203 (Build 15028.20228) |
| April 12, 2022 | Version 2203 (Build 15028.20204) |
| March 30, 2022 | Version 2203 (Build 15028.20160) |
| March 8, 2022 | Version 2202 (Build 14931.20132) |
| February 28, 2022 | Version 2202 (Build 14931.20120) |
| February 16, 2022 | Version 2201 (Build 14827.20198) |
| February 8, 2022 | Version 2201 (Build 14827.20192) |
| January 26, 2022 | Version 2201 (Build 14827.20158) |
| January 12, 2022 | Version 2112 (Build 14729.20260) |
| January 11, 2022 | Version 2112 (Build 14729.20248) |
| January 4, 2022 | Version 2112 (Build 14729.20194) |
| December 16, 2021 | Version 2111 (Build 14701.20262) |
| December 14, 2021 | Version 2111 (Build 14701.20248) |
| December 3, 2021 | Version 2111 (Build 14701.20226) |
| November 30, 2021 | Version 2110 (Build 14527.20312) |
| November 9, 2021 | Version 2110 (Build 14527.20276) |
| October 28, 2021 | Version 2110 (Build 14527.20234) |
| October 25, 2021 | Version 2110 (Build 14527.20226) |
| October 14, 2021 | Version 2109 (Build 14430.20306) |
| October 12, 2021 | Version 2109 (Build 14430.20298) |
| October 6, 2021 | Version 2109 (Build 14430.20270) |