Install WINRAR once the download is complete. It is available for Windows, Mac, and Linux operating systems. To use WINRAR, you have to download it from the official website. To encrypt and password-protect the folders in your USB drive, follow the easy steps outlined below. Files encrypted with WINRAR have the extension '. WINRAR is a piece of software that allows you to compress files and also encrypt them. With the WINRAR software, you can compile the contents of your USB drive and encrypt flash drive in a password-protected folder.
Method 5: How To Encrypt Flash Drive On A Mac.Method 4: Use BitLocker to Encrypt the Whole Drive.Method 3: Use Rohos Mini Drive to Encrypt a Part of the USB.Method 2: Password Protect Thumb Drive Documents.