File permissions changed but group user can't write in them
1291
I added a user to a group, but group permissions on files still have no effect
2225
Why can't I delete a file even though I have write permissions?
6764
How do file permissions work?
22847
Access denied to a folder after removing administrator permission
153677
Is there a reason why 'owner' permissions exist? Aren't group permissions enough?
83697
How to change default permission level choice when share a document?
117975
ALTER DEFAULT PRIVILEGES - permission denied
132058
Back up and restore file permissions
36874
Directory permissions vs file permssions
96649
Understanding file permissions
89489
How to restore default group/user ownership of all files under /var?
100762
Folder with ONLY write permission is useless... right?
62984
Change Folder Permissions
94003
How to change permission of a drive in an external hard disk?
124379
Why are the file permissions changed when creating a file with the open system call on Linux?
72314
File permissions and saving
11036
Changed permissions of / to user