First go to online Zip converter any you want to just google it.
Now browse your password protected RAR file.
Now click on convert file.
Now it will first upload this file to his server and convert it into Zip format and remove its password.
⚠️Now You Can Download The Zip File.
credit :- xᴘʟᴏɪᴛ-ʜᴀᴄᴋᴇʀꜱ™