chmod has no effect on files on flash drive
22332
How do I change permissions on a FAT32 formatted drive?
91147
Symbolic link permissions don't change with chmod
1278
All folders are Read-Only (Windows)
146461
Repair filesystem permission
7146
How to recover from a chmod -R 000 /bin?
136272
How to make files protected?
1291
I added a user to a group, but group permissions on files still have no effect
145134
Permissions to change only directory content and not itself
63262
How do I set executable permissions on a removable drive?
3382
What can I do if my USB flash drive is write-protected or read-only?
129488
How do I to copy files to flash drive in a recovery mode?
155625
Why can't I change the permissions of files I have access to?
49887
SUID has no effect on directories with Linux
94003
How to change permission of a drive in an external hard disk?
105979
Permissions messed up in home folder
94134
Files are read-only, and refuse to change
149832
How can I revert a chmod on the etc directory?