Are you trying to from your current installation, or The Unarchiver - App Store
If the interruptions are too annoying, many users switch to open-source tools that handle .rar files without any nag screens: Popup.rar
If you're looking for a "piece" of the solution to make it go away, you have a few options: 1. The "Standard" Method (Free & Official) Are you trying to from your current installation,
There are community-shared methods to suppress the popup by editing specific internal files (like the rarreg.key file), but these are often considered "cracks" and can be risky if downloaded from untrusted sources. It is generally safer to stick with the official free alternatives mentioned above. : A popular, lightweight choice for Mac users
: A popular, lightweight choice for Mac users. 3. Native Windows Support
Dealing with the WinRAR "Please purchase" popup is a rite of passage for many PC users. Since the program uses a "trialware" model, the prompt is a reminder rather than a hard lockout—you can technically just close it and keep using the software.