There is no option Change Permissions in Domains > example.com > File Manager:
Files in the subscription root directory are under
# ls -l /var/www/vhosts/example1.com/httpdocs/
-rw-r--r-- 1 root root 418 Sep 25 2013 index.php
-rw-r--r-- 1 root root 19935 Jan 7 02:32 license.txt
-rw-r--r-- 1 root root 7413 Dec 12 2016 readme.html
drwxr-xr-x 7 root root 4096 Apr 3 06:00 test
-rw-r--r-- 1 root root 5434 Sep 23 2017 wp-activate.php
- Unable to edit files in Domains > example.com > File manager as the files are read-only
Incorrect permissions set for the
Go to Tools & Settings > Diagnose & Repair
Note: If Diagnose & Repair does not exist under the section "Assistance and Troubleshooting", Install the Plesk Repair Kit extension.
Click on Repair next to File System
Solution vía SSH
Connect to the server via SSH as root.
Execute the following command to restore the default permissions to files and folders:
# plesk repair fs example.com -y
Note: replace the example.com website with the correct one.
Warning: The repair utility above restores permissions for the
In Plesk Onyx 17.0 and 17.5 permissions for files and folders inside the
/var/www/vhosts/example.com/httpdocswill not be fixed.
In Plesk Onyx 17.8 and Plesk Obsidian files and folders inside the
/var/www/vhosts/example.com/httpdocsfolder will be fixed as well.
Permissions to other files have to be set manually according to this documentation article: