You can carry it on a USB flash drive and use it on any Windows PC.
Guide: WinRAR 6.11 Portable (rar) WinRAR 6.11, released in March 2022, is a classic yet robust version of the world’s most popular file compression tool. While WinRAR is typically installed on a PC, a allows you to run the program directly from a USB drive or a folder without a formal installation process. Why Use WinRAR 6.11 Portable? Download WinRAR 611 Portable rar
Improved handling of reserved device names in Windows 11. You can carry it on a USB flash