One of the easy and basic ways to change the permissions is through File manager in cPanel. To change the permissions for a file or folder in cPanel, please do the following:
1.Click File Manager.
2.Click the name of the file for which you would like to change the permissions.
3.Select the Change Permissions link at the top right of the page.
4.Select the permissions you would like to set for the file.
5.Click Change Permissions.