1. Install WinRAR 32-bit or 64-bit. Don’t launch it after installation.

2. Run Keygen and click on Generate and save rarreg.key file on your desired location.

3. Cut/Copy the created rarreg.key file and Paste it in the WinRAR installation folder.
*for 64-bit – C:\Program Files\WinRAR\
*for 32-bit – C:\Program Files (x86)\WinRAR\