Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may have been unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Final status: The fix has now been fully deployed, and we have confirmed through testing that this issue is now mitigated. Scope of impact: Impact may have occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Start time: Sunday, March 5, 2026, at 9:41 AM UTC End time: Tuesday, April 14, 2026, at 5:27 AM UTC Root cause: A recent configuration change was preventing users from being able to edit sites using the SharePoint Online Designer 2013 tool. Next steps: - We'll continue our review of the impacting configuration change to better understand how the change resulted in impact and what we can do to improve our pre-deployment processes to identify and resolve similar issues. This is the final update for the event.

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Current status: We’re continuing to monitor the deployment as it continues to deploy to the affected environments. The fix has reached 64 percent saturation, and we’ll provide a resolution timeline once available. Scope of impact: Impact may occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Start time: Thursday, March 19, 2026, at 4:49 PM UTC Root cause: A recent configuration change is preventing users from being able to edit sites using the SharePoint Online Designer 2013 tool. Next update by: Wednesday, April 15, 2026, at 8:30 PM UTC

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Current status: We’ve completed development of the code fix and initiated deployment to the affected environments. Based on our current estimates, this deployment is expected to take several weeks to reach full saturation. We’ll provide a more precise timeline for resolution as it becomes available. Scope of impact: Impact may occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Start time: Thursday, March 19, 2026, at 4:49 PM UTC Root cause: A recent configuration change is preventing users from being able to edit sites using the SharePoint Online Designer 2013 tool. Next update by: Wednesday, April 8, 2026, at 8:30 PM UTC

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Current status: We've determined that a recent configuration change is preventing users from being able to edit sites using the SharePoint Online Designer 2013 tool, and we've developed a fix to address this issue. We're preparing the fix for deployment, and we'll provide a timeline for deployment and impact remediation as one becomes available. Scope of impact: Impact may occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Root cause: A recent configuration change is preventing users from being able to edit sites using the SharePoint Online Designer 2013 tool. Next update by: Thursday, March 26, 2026, at 8:30 PM UTC

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Current status: Analysis of the SharePoint Online Designer usage data is ongoing in our effort to isolate the source of the impact and develop a mitigation strategy. Scope of impact: Impact may occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Next update by: Tuesday, March 24, 2026, at 8:30 PM UTC

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Current status: We've collected and are analyzing SharePoint Online Designer usage data from a subset of impacted users as we explore potential workarounds to the problem and as our root cause analysis progresses. Scope of impact: Impact may occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Next update by: Monday, March 23, 2026, at 11:00 PM UTC

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Current status: We're reaching out to your representatives to confirm additional information regarding the usage of SharePoint Designer in your organization to assist us further with developing a remediation plan. Scope of impact: Impact may occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Next update by: Monday, March 23, 2026, at 8:00 PM UTC

Title: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool User impact: Users may be unable to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Current status: We're reviewing service monitoring telemetry to isolate the root cause and develop a remediation plan. Scope of impact: Impact may occur for users attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool. Next update by: Friday, March 20, 2026, at 7:30 PM UTC