How to Fix Cannot Update Yammer or Engage Community Logo
Question details
User is unable to upload or update the community logo or cover photo in Yammer or Viva Engage.

- Product
- Yammer / Viva Engage
- Device & OS
- not provided
- Scenario
- Attempting to change the All Company community logo or cover photo in the platform interface.
- Observed behavior
- The image upload fails, preventing the new logo or cover photo from being applied to the community profile.
Ensure the image file you are trying to upload meets the recommended size and format requirements for Yammer (e.g., standard JPG or PNG format, and under the 10MB size limit).
Upload the Logo Using an Incognito or InPrivate Window
Bypassing your browser's cached data and cookies can quickly resolve temporary session-related upload failures.
Browser session issues or corrupted cookies often interfere with file uploads in Microsoft 365 web applications. Using a private browsing window forces a fresh session.
Open your preferred web browser. Press Ctrl+Shift+N (for Chrome or Edge) or Ctrl+Shift+P (for Firefox) to launch a new private browsing window.
Navigate to the Yammer or Viva Engage portal and log in with your Microsoft 365 credentials.
Go to your community settings and attempt to upload the community logo or cover photo again.

Contact Microsoft 365 Administrator for a Support Request
If browser troubleshooting fails, there may be a backend service issue requiring Microsoft Support intervention.
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Frequently Asked Questions
What are the recommended dimensions for a Yammer community logo?
For the best display quality, a Yammer (Viva Engage) community logo should ideally be a square image. A common recommendation is 136x136 pixels or larger, saved in standard formats like PNG or JPG.
How do I generate a HAR file for Microsoft Support?
To generate a HAR log, open your browser's Developer Tools (usually by pressing F12), go to the Network tab, and check the 'Preserve log' option. Reproduce the upload error in Yammer, then right-click anywhere in the network requests grid and select 'Save all as HAR with content'.
Can anyone change the Yammer community logo?
No, only users who are assigned as Community Admins for that specific group, or verified Microsoft 365 network administrators, have the necessary permissions to update a Yammer or Viva Engage community's logo or cover photo.




