Linux permission workspace
Build the exact permission mode
Enter octal or symbolic permissions, or adjust each access bit directly.
01
Permission value
Octal or symbolic
Try 755, 0755, rw-r--r--, or drwxr-xr-x.
02
Permission matrix
Owner, Group and Others
Mode change
644→755rw-r--r--torwxr-xr-xPermission changes
Added
Removed
Target command
chmod 755 path/to/file