Log in to cPanel.

Open the File Manager.
Select one or more files/folders that you want to compress.
Click the Compress icon from the top toolbar.
Choose your preferred Compression Type:
.zip (Most common, Windows compatible)
.tar.gz (Best for Linux servers)
.rar (Optional for archiving large projects)
Enter the name of the compressed archive (for example, backup-website.zip) and click Compress File(s).

