Follow Method 1
Step 1: Press Start or the Windows key on your keyboard. Type Control Panel in the search bar.
Step 2: Select the Programs section.
Step 3: Next, choose Programs and Features. Here, opt for the WinRAR software and click Uninstall. Confirm the deletion by selecting Yes.
Step 4: After receiving this notification, simply restart your computer to complete the process.
Method 2
Step 1: Go to drive C and locate the WinRAR folder, usually found at the following path:
C:\Program Files\WinRAR