Microsoft 365 and Accounts
OneDrive or SharePoint file access issues
Fix sync errors, missing files, and permission prompts on shared folders.
Help center
- Open the OneDrive cloud icon and read the sync status message — it usually names the blocked file.
- Rename files containing characters like " * : < > ? / \ | which cannot sync.
- Confirm the file opens in the browser at office.com. If it does, the copy on your device is stale.
- For a permission prompt, note the exact site or folder name and who shared it with you.
Updated 2026-08-31