Troubleshooting
Fix Duplicate Drive Entries in Windows 10 File Explorer (Historical)
Historical Windows 10 registry workaround for the old File Explorer issue that displayed removable drives twice in the navigation pane.
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2 articles
Troubleshooting
Fix an Empty Device Manager in Windows 7, Vista, or XP — Historical Guide
Historical troubleshooting for Device Manager opening with no devices listed, using service checks, system-file repair, System Restore, and profile testing without broad registry ACL changes.