: Forces the volume to dismount (disconnect) first if necessary so the tool can lock it for repairs.
Once finished, Windows will provide a summary of the repairs made.
: Open File Explorer and go to This PC to find the letter assigned to your external drive (e.g., E: , F: , G: ).
Before running any repair commands, it is crucial to minimize the risk of permanent data loss. Repairing a heavily corrupted file system can sometimes overwrite or delete damaged files.
If you find yourself needing to recover files, a wealth of software exists for the task. For a free option, and the powerful PhotoRec/TestDisk combo are excellent. If you're willing to pay for a more user-friendly interface and potentially better results, tools like EaseUS Data Recovery Wizard and Disk Drill are industry standards. The most important rule is to never install data recovery software onto the same drive you are trying to recover from , as you risk overwriting the very files you want to get back. Install the program onto your main internal drive, then scan your external drive.