URLs for the latest continuous deployment build of Microsoft Teams:
1.4.00.29254 (win-x64) - published on Tuesday, October 19, 2021 at 2:45 AM with 120 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.29254/Teams_windows_x64.exe
1.4.00.29254 (win-x64) - published on Tuesday, October 19, 2021 at 2:45 AM with 122 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.29254/Teams_windows_x64.msi
1.4.00.29254 (win-x86) - published on Tuesday, October 19, 2021 at 2:40 AM with 113 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.29254/Teams_windows.exe
1.4.00.29254 (win-x86) - published on Tuesday, October 19, 2021 at 2:40 AM with 115 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.29254/Teams_windows.msi
1.4.00.29254 (win-arm64) - published on Tuesday, October 19, 2021 at 2:34 AM with 111 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.29254/Teams_windows_arm64.exe
1.4.00.29254 (win-arm64) - published on Tuesday, October 19, 2021 at 2:34 AM with 113 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.29254/Teams_windows_arm64.msi
1.4.00.29254 (osx-x64) - published on Tuesday, October 19, 2021 at 2:40 AM with 106 MB: https://statics.teams.cdn.office.net/production-osx/1.4.00.29254/Teams_osx.pkg

URLs for the latest exploration build of Microsoft Teams:
1.4.00.29204 (win-x64) - published on Tuesday, October 19, 2021 at 2:40 AM with 120 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.29204/Teams_windows_x64.exe
1.4.00.29204 (win-x64) - published on Tuesday, October 19, 2021 at 2:40 AM with 122 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.29204/Teams_windows_x64.msi
1.4.00.29204 (win-x86) - published on Tuesday, October 19, 2021 at 2:39 AM with 113 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.29204/Teams_windows.exe
1.4.00.29204 (win-x86) - published on Tuesday, October 19, 2021 at 2:39 AM with 115 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.29204/Teams_windows.msi
1.4.00.29204 (win-arm64) - published on Tuesday, October 19, 2021 at 2:35 AM with 111 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.29204/Teams_windows_arm64.exe
1.4.00.29204 (win-arm64) - published on Tuesday, October 19, 2021 at 2:35 AM with 113 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.29204/Teams_windows_arm64.msi
1.4.00.29204 (osx-x64) - published on Tuesday, October 19, 2021 at 2:41 AM with 106 MB: https://statics.teams.cdn.office.net/production-osx/1.4.00.29204/Teams_osx.pkg

URLs for the latest preview build of Microsoft Teams:
1.4.00.28462 (win-x64) - published on Monday, October 11, 2021 at 10:41 AM with 120 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.28462/Teams_windows_x64.exe
1.4.00.28462 (win-x64) - published on Monday, October 11, 2021 at 10:41 AM with 122 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.28462/Teams_windows_x64.msi
1.4.00.28462 (win-x86) - published on Monday, October 11, 2021 at 10:31 AM with 113 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.28462/Teams_windows.exe
1.4.00.28462 (win-x86) - published on Monday, October 11, 2021 at 10:31 AM with 115 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.28462/Teams_windows.msi
1.4.00.28462 (win-arm64) - published on Monday, October 11, 2021 at 10:48 AM with 110 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.28462/Teams_windows_arm64.exe
1.4.00.28462 (win-arm64) - published on Monday, October 11, 2021 at 10:48 AM with 112 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.28462/Teams_windows_arm64.msi
1.4.00.28677 (osx-x64) - published on Wednesday, October 13, 2021 at 5:12 PM with 105 MB: https://statics.teams.cdn.office.net/production-osx/1.4.00.28677/Teams_osx.pkg
1.4.00.26453 (linux-x64) - published on Wednesday, September 29, 2021 at 7:53 AM with 81 MB: https://packages.microsoft.com/repos/ms-teams/pool/main/t/teams-insiders/teams-insiders_1.4.00.26453_amd64.deb

URLs for the latest production build of Microsoft Teams:
1.4.00.26376 (win-x64) - published on Monday, September 20, 2021 at 4:20 PM with 120 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.26376/Teams_windows_x64.exe
1.4.00.26376 (win-x64) - published on Monday, September 20, 2021 at 4:20 PM with 122 MB: https://statics.teams.cdn.office.net/production-windows-x64/1.4.00.26376/Teams_windows_x64.msi
1.4.00.26376 (win-x86) - published on Monday, September 20, 2021 at 4:12 PM with 112 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.26376/Teams_windows.exe
1.4.00.26376 (win-x86) - published on Monday, September 20, 2021 at 4:12 PM with 114 MB: https://statics.teams.cdn.office.net/production-windows/1.4.00.26376/Teams_windows.msi
1.4.00.26376 (win-arm64) - published on Monday, September 20, 2021 at 4:09 PM with 110 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.26376/Teams_windows_arm64.exe
1.4.00.26376 (win-arm64) - published on Monday, September 20, 2021 at 4:09 PM with 112 MB: https://statics.teams.cdn.office.net/production-windows-arm64/1.4.00.26376/Teams_windows_arm64.msi
1.4.00.22368 (osx-x64) - published on Wednesday, August 11, 2021 at 1:26 PM with 105 MB: https://statics.teams.cdn.office.net/production-osx/1.4.00.22368/Teams_osx.pkg
1.4.00.26453 (linux-x64) - published on Thursday, October 7, 2021 at 5:16 AM with 81 MB: https://packages.microsoft.com/repos/ms-teams/pool/main/t/teams/teams_1.4.00.26453_amd64.deb