Right-click the selected files and choose "Add to archive..." . Configure: In the window that appears: Change the "Archive name" to lathin.rar . Ensure "RAR" is selected as the archive format.
Highlight the files or folders you want to include in "lathin.rar". lathin.rar
They often achieve smaller file sizes than ZIP files. Right-click the selected files and choose "Add to archive
RAR files are preferred over standard ZIP files in several scenarios: lathin.rar
If you don't want to install software, you can use a web-based service like CloudConvert :