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: We've completed our deployment to correct the aforementioned configuration issue and confirmed through service health telemetry that the impact is remediated. Scope of impact: Any user that attempted to edit SharePoint Online sites using the SharePoint Designer 2013 tool may have been impacted. Start time: Friday, February 27, 2026, at 9:43 AM UTC End time: Wednesday, March 11, 2026, at 10:32 PM UTC Root cause: A recent service configuration change affected a SharePoint web service endpoint and prevented certain web service calls from completing successfully, which caused impact. Next steps: - We're reviewing our service configuration change testing and validation procedures to identify and prevent similar issues with web service calls in deployments moving forward. 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've determined that a recent service configuration change affecting a SharePoint web service endpoint prevented certain web service calls from completing successfully, which led to the impact. We’ve developed and initiated the deployment of a fix to address this issue, and we’ll provide an estimate for its completion when available. Scope of impact: Any user attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool may be impacted. Start time: Friday, February 27, 2026, at 9:43 AM UTC Root cause: A recent service configuration change affecting a SharePoint web service endpoint prevents certain web service calls from completing successfully, which is leading to the impact. Next update by: Monday, March 16, 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 identified a potential code fix to address this impact, despite the upcoming retirement of the workflow. We're continuing our investigation into the underlying root cause of this issue in parallel to our development of this fix. We estimate having this potential code fix ready to schedule its deployment by our next communication update, at the earliest. Scope of impact: Any user attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool may be impacted. Next update by: Friday, March 6, 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're continuing to review logs, correlation IDs, and site collection IDs to identify the root cause so we can determine if a viable mitigation path is available, given the upcoming retirement of the workflow. Scope of impact: Any user attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool may be impacted. Next update by: Wednesday, March 4, 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're reviewing Unified Logging Service logs, correlation IDs and site collection IDs to help identify the root cause. Scope of impact: Any user attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool may be impacted. Next update by: Friday, February 27, 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're analyzing service logs to determine our next troubleshooting steps. Scope of impact: Any user attempting to edit SharePoint Online sites using the SharePoint Designer 2013 tool may be impacted. Next update by: Friday, February 27, 2026, at 3:00 PM UTC