In the same "Options" tab, check the boxes for how you want to compare files.
Once the scan finishes, you'll see a list of pairs or groups of identical files. DoubleKiller.Pro.v2.1.0.104-ArCADE
Click the "Run" button. DoubleKiller will generate a list of all suspected duplicates. In the same "Options" tab, check the boxes
Before performing a mass deletion, ensure you have a current backup of your important data. In the same "Options" tab
Quickly filters out files that couldn't possibly be duplicates.
Ensures two files are identical even if they have different names.