After the 40 days expire, the software does not lock you out. It remains fully functional for both extracting and creating archives.
The only change is a periodic "nag" popup asking you to purchase a license, which you can simply close to continue using the program. Risks of Using Cracked Software Winrar Crack Windows 7
WinRAR officially provides a 40-day free trial . After the 40 days expire, the software does not lock you out