Microsoft is investigating a recognized concern triggering “Product Deactivated” errors for patrons utilizing Microsoft 365 Workplace apps.
In response to on-line consumer stories on Reddit and Microsoft’s personal group web site, affected customers randomly acquired these “Product Deactivated” errors in Workplace apps, prompting confusion and disruptions.
As Redmond defined in a assist doc revealed on Thursday, these issues stem from licensing modifications initiated by directors.
Extra exactly, the recognized concern arises when shifting customers between licensing teams (together with Azure Energetic Listing teams or synced on-premises safety teams) or switching consumer subscriptions, similar to altering from an Workplace 365 E3 license to a Microsoft 365 E3 license.
It will also be triggered when admins take away and re-add customers to license teams, regulate license or service plan settings, or toggle the “Newest model of Desktop Apps” service plan below the Microsoft 365 subscription.
To handle this deactivation concern, prospects can click on the “Reactivate” button on the error banner and check in when prompted. Alternatively, they’ll signal out of all Microsoft 365 apps, shut them, and restart them earlier than signing again in.
If the difficulty persists, customers are suggested to contact their directors to examine if the Microsoft 365 subscription has expired. Admins can examine subscription particulars below the Microsoft 365 subscription administration portal.

For additional troubleshooting, Microsoft advises customers with open assist instances to supply diagnostic knowledge to its engineers, collected utilizing the Workplace Licensing Diagnostic Instrument, which can assist discover the basis reason for licensing-related points.
Affected customers are additionally prompted to supply assist engineers with the logs saved within the %temp%/diagnostics listing.
Whereas Microsoft has but to share a timeline for a repair, its engineering group is actively investigating this recognized concern. The corporate encourages affected customers and directors to watch its assist channels for updates.
Final month, Microsoft additionally shared a short lived repair for a recognized concern affecting Microsoft 365 prospects that causes traditional Outlook to hold or freeze when copying textual content.
In September, the corporate mounted one other bug that crashed Microsoft 365 apps (i.e., Outlook, Phrase, Excel, OneNote) when typing or spell-checking a textual content.