Open the file in WinRAR, click the "Repair" button in the toolbar.
Use WinRAR: Right-click the files > "Add to archive..." > Select "RAR" as the archive format. kaktotio.rar
If you cannot open a file because it is corrupted, you can try repairing it: Open the file in WinRAR, click the "Repair"
WinRAR is the native tool. You can also use free alternatives like 7-Zip. macOS: The Unarchiver or Keka are common choices. Open the file in WinRAR