Start here
Identify where documents, browser bookmarks, email archives and application data are stored.
What to look for
Verify backups using another device, rather than assuming that an automatic sync contains everything.
Protect your information
Make a list of essential programs, license details and special printer or network settings that must be restored.
When to seek help
If the computer has storage failure symptoms, evaluate the drive first instead of using a reinstall as a diagnostic shortcut.
This guide is general information, not a substitute for diagnosis of a specific device or network.
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