If your winrar is annoying message with Please purchase, you can stop it or remove it using Resource Hacker. Please follow the below steps.
Step1] First download ResHacker http://www.softpedia.com/dyn-postdownloa…20&t=0&i=1
Step 2] Please backup the winrar.exe file from Program files
Step 3] Then open up ResHacker, and select ”Open” from File menu as shown in the below screenshot.
Now select WinRAR.exe, Now press “CTRL+F” and type in: ‘please purchase’
Then click “Search” and you will find some stuff. Like here
Don’t do anything yet! Let me explain how to do it. Right click on the red squared-text, like this:
Now click “Delete Resource”
Now save the file
If the above process doen’t works for you just replace “WinRAR.exe” with the original file which we have take backup