Performance Issue: Microsoft 365 Desktop Apps cannot be installed on new devices
Last Updated:
2026-01-30 10:39:17
Event:
2026-01-29 11:40:00
Status:
Open
Brief Description:
CIT is still pursuing fixes and testing work-arounds for the issue preventing Microsoft 365 Desktop Applications from being installed on new devices. Community members using these Office products can access the web versions and previously installed apps.
User Impact:
Individual able to work but with reduced productivity
Workaround:
There is no workaround for this issue
Current Status:
Microsoft 365 Desktop Apps cannot be installed on new devices. Web versions are functioning as expected.
Services Affected:
Email and Calendar
Subsites Affected:
Email for Faculty and Staff
Full Description:
Update: CIT is still pursuing fixes and testing work-arounds for the issue preventing Microsoft 365 Desktop Applications from being installed on new devices. Community members using these Office products can access the web versions and previously installed Desktop Applications.
On Thursday morning, January 29, 2026, Cornell community members who use Microsoft 365 Desktop Applications were unable to install M365 applications on new devices. Devices with previously installed applications were not impacted. The root cause was been identified and CIT began exploring potential fixes.
On Thursday morning, January 29, 2026, Cornell community members who use Microsoft 365 Desktop Applications were unable to install M365 applications on new devices. Devices with previously installed applications were not impacted. The root cause was been identified and CIT began exploring potential fixes.
CIT TDX ID:
2119358
Timeline of Changes
| Description | Current Status | Date | Time |
|---|---|---|---|
Update: CIT is still pursuing fixes and testing work-arounds for the issue preventing Microsoft 365 Desktop Applications from being installed on new devices. Community members using these Office products can access the web versions and previously installed Desktop Applications. On Thursday morning, January 29, 2026, Cornell community members who use Microsoft 365 Desktop Applications were unable to install M365 applications on new devices. Devices with previously installed applications were not impacted. The root cause was been identified and CIT began exploring potential fixes. |
Microsoft 365 Desktop Apps cannot be installed on new devices. Web versions are functioning as expected. |
2026-01-30 | 10:39:17 |
Cornell community members who use Microsoft 365 Desktop Applications are currently unable to install M365 applications on new devices. Devices with previously installed applications are not impacted. The root cause has been identified and CIT is exploring potential fixes. |
Microsoft 365 Desktop Apps cannot be installed on new devices |
2026-01-29 | 11:59:29 |