A computer problem starting right after a Windows or macOS update, a new peripheral or a software install should be checked against that specific change before a factory reset. For Chromebook account and settings sync, first verify the exact account and sync categories on another trusted browser.
What this covers
- Chromebook account and settings sync with this exact failure state
- Diagnosis across local profile versus Google Account sync, policy and network
What it does not cover
Try in this order
0 of 4 completedCapture the exact failure state
ReversibleNote the exact update version or newly installed software, and confirm the prior working state. Expected behavior: restore the intended bookmarks, apps and preferences for the signed-in profile.
Isolate the component boundary
ReversibleVerify the exact account and sync categories on another trusted browser. Uninstall the new software or roll back the update in a controlled test, where the OS supports it. Boundary to separate: local profile versus Google Account sync, policy and network.
Correct only the proven cause
ReversibleEnable the needed category or remove/re-add the profile only after local files are backed up. Apply the vendor's fix for the update, or reconfigure the setting the new software changed.
Verify and stop safely
ReversibleConfirm stable operation with the update or new software present for one full session. Do not remove the owner profile or Powerwash with unbacked-up Downloads.
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