Chmod 775 (chmod a+rwx,o-w) sets permissions so that, (U)ser / owner can read, can write and can execute. ( G)roup can read, can write and can execute. ( O)thers can read, can’t write and can execute.

What is 775 permission Unix?

Octal permissions can be made up of either 3 or 4 values. In the case of “775”, a 3 digit octal number, a leading value has not been set, so 775 only represents permissions for User, Group and Other. So in this case a Sticky Bit, SUID or SGID, have not, and cannot be set.

How do I give permission to 775 in Linux?

You need to specify directory in arguments. If you want to apply changes to the current directory, just add . at the end (or even the full path): sudo chmod 775 .