Symptoms
- Sync error notification in settings
- Bookmarks or extensions not appearing across devices
- Settings icon shows a red exclamation mark
- Recently changed Google account password
Likely causes
- CommonPassword changed elsewhere without updating on deviceThe Chromebook needs to re-authenticate after a password change.
- CommonTemporary connectivity issue during syncA weak or interrupted connection can cause sync to fail partway through.
- PossibleGoogle service outageOccasionally the sync service itself is down on Google's side.
- PossibleAccount security check requiredGoogle sometimes needs additional verification before allowing sync to resume.
What to do
- Check your internet connection is stable and working in other apps.
- Click the sync error notification and follow the prompt to re-enter your password.
- Sign out of the Google account (Settings > Accounts) and sign back in.
- Visit myaccount.google.com to check for any security alerts that need resolving.
- Restart the Chromebook after signing back in to force a fresh sync attempt.
- Wait and retry later if Google Workspace Status Dashboard shows an ongoing service issue.
When to call a pro
Not applicable; this is an account-level issue best resolved through Google's account recovery tools.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.