💡 Our Technical Review in summary
A service update to Microsoft OneDrive, intended to modify user permissions, introduced a code defect that prevented IT administrators from manually provisioning OneDrive personal sites for newly onboarded users. The issue has been resolved by reverting the offending update.
- Admins: Were unable to manually create new OneDrive personal sites for users.
- End Users: New users requiring manual provisioning were unable to access OneDrive during the incident window.
- Exclusions: Users who were auto-provisioned by the service were not affected by this issue.
Service Restored. The problematic update was rolled back, and Microsoft has confirmed through testing that provisioning functionality is fully restored. The incident lasted from February 6, 2026, to February 10, 2026.
Microsoft Official Issue Details
User Impact
Admins may have been unable to provision new OneDrive personal sites for newly onboarded users.
Status: serviceRestored
Service: Microsoft OneDrive
Classification: advisory
Origin: microsoft
Updates
- 2026-02-10 18:40
Title: Some admins may be unable to provision new Microsoft OneDrive personal sites for newly onboarded usersUser impact: Admins may have been unable to provision new OneDrive personal sites for newly onboarded users.
More info: As a result, new users may have been unable to access OneDrive.
Users who were auto-provisioned by the service weren’t affected.Final status: We’ve identified that a recent service update, intended to modify the permissions for newly onboarded users, contained a code issue which resulted in impact. We’ve reverted the offending service update and confirmed through testing with affected users that the impact has been remediated.
Scope of impact: Some admins attempting to provision new OneDrive personal sites for newly onboarded users may have been impacted.
Start time: Friday, February 6, 2026, at 5:47 PM UTC
End time: Tuesday, February 10, 2026, at 6:12 AM UTC
Root cause: A recent service update which intended to modify the permissions for newly onboarded users contained a code issue, which resulted in impact.
Next steps:
– We’re reviewing our update procedures to understand why impact to onboarding wasn’t caught during the testing phase. This will allow us to drive service improvements by proactively identifying similar issues in the future and improve our update testing processes.This is the final update for the event.
- 2026-02-10 01:19
Title: Some admins may be unable to provision new Microsoft OneDrive personal sites for newly onboarded usersUser impact: Admins may be unable to provision new OneDrive personal sites for newly onboarded users.
More info: As a result, new users may be unable to access OneDrive.
Users who are auto-provisioned by the service aren’t affected.
Current status: We’re continuing to analyze the recently collected ULS logs and are reviewing any recent changes to authentication that may have contributed to the impact to confirm our findings and determine our next troubleshooting steps.
Scope of impact: Some admins attempting to provision new OneDrive personal sites may be impacted. This information may be updated as our investigation continues.
Next update by: Tuesday, February 10, 2026, at 8:00 PM UTC
- 2026-02-09 22:12
Title: Some admins may be unable to provision new Microsoft OneDrive personal sites for newly onboarded usersUser impact: Admins may be unable to provision new OneDrive personal sites for newly onboarded users.
More info: As a result, new users may be unable to access OneDrive.
Users who are auto-provisioned by the service aren’t affected.
Current status: Our roll back of the recent change we suspected may be causing the impact hasn’t resolved the issue. We’re continuing our review of the ULS logging collected from a reproduction of the impact conducted in our internal testing environment for any further errors or exceptions which may uncover the source of the impact.
Scope of impact: Some admins attempting to provision new OneDrive personal sites may be impacted. This information may be updated as our investigation continues.
Next update by: Tuesday, February 10, 2026, at 2:30 AM UTC
- 2026-02-09 20:50
Title: Some admins may be unable to provision new Microsoft OneDrive personal sites for newly onboarded usersUser impact: Admins may be unable to provision new OneDrive personal sites for newly onboarded users.
More info: As a result, new users may be unable to access OneDrive.
Users who are auto-provisioned by the service aren’t affected.
Current status: We’ve identified a recent change which we suspect may be causing the impact, and we’re reversing this change to check whether this resolves the issue.
Scope of impact: Some admins attempting to provision new OneDrive personal sites may be impacted. This information may be updated as our investigation continues.
Next update by: Monday, February 9, 2026, at 11:00 PM UTC
- 2026-02-09 18:52
Title: Some admins may be unable to provision new Microsoft OneDrive personal sites for newly onboarded usersUser impact: Admins may be unable to provision new OneDrive personal sites for newly onboarded users.
More info: As a result, new users may be unable to access OneDrive.
Users who are auto-provisioned by the service aren’t affected.
Current status: We’ve identified an exception which may indicate an authentication issue, and we’re further analyzing this exception to confirm whether this is the origin of the impact.
Scope of impact: Some admins attempting to provision new OneDrive personal sites may be impacted. This information may be updated as our investigation continues.
Next update by: Monday, February 9, 2026, at 9:00 PM UTC
- 2026-02-09 16:37
Title: Some admins may be unable to provision new Microsoft OneDrive personal sites for newly onboarded usersUser impact: Admins may be unable to provision new OneDrive personal sites for newly onboarded users.
More info: As a result, new users may be unable to access OneDrive.
Current status: We’re expanding our investigation to include correlation IDs and request IDs provided by a sample affected user to aid our efforts in identifying the source of impact.
Scope of impact: Some admins attempting to provision new OneDrive personal sites may be impacted. This information may be updated as our investigation continues.
Next update by: Monday, February 9, 2026, at 7:00 PM UTC
- 2026-02-09 15:31
Title: Some admins may be unable to provision new Microsoft OneDrive personal sites for newly onboarded usersUser impact: Admins may be unable to provision new OneDrive personal sites for newly onboarded users.
More info: As a result, new users may be unable to access OneDrive.
Current status: We’re reviewing service monitoring telemetry to isolate the root cause and determine our next troubleshooting steps.
Scope of impact: Some admins attempting to provision new OneDrive personal sites may be impacted. This information may be updated as our investigation continues.
Next update by: Monday, February 9, 2026, at 5:30 PM UTC
