by: GlobalFusion
Step 1:
Open WinRAR and browse to the folder with your.rar/.zip file.
Step 2:
Highlight the file and click the Repair button from the tool bar.
Step 3:
In the pop-up window, select "Treat the corrupt archive as RAR/ZIP" depending on which type of archive you are trying to repair.
Step 4:You may get a "Suspicious Entry" pop-up. If so, select All. This may happen several times while repairing.
Step 5:
After WinRAR has completed repairing the archive, click on Close.
Step 6:
To extract your file, highlight your new rebuilt archive.
Step 7:Next select Commands>Extract without confirmation
Step 8:
The files will start extracting.
Step 9:
The archived files will be extracted to the same folder as the repaired archive.