DNS resolv.conf Permanent Content Filtering on Linux

=== t i m e s t a m p s ===
00:20 KeepItTechie Shoutout
03:18 Stop Docker Services
04:27 Name Service Switch Configuration File
06:57 resolv.conf
09:24 Change Attribute (chattr command)
12:24 Update nm-connection-editor
14:13 Reboot & Test connection
=== r e l a t e d v i d e o s ===
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I hope this video was helpful for you! Give thanks!
--System Specs--
Lenovo Thinkpad T440s
Intel Core i5-4200U
8gb RAM
Xubuntu 20.04

[@KeepItTechie]

I just now saw this. You don't have to thank me, bro! You deserve it.

[@pacbilly]

Man, wicked lighting!!

[@su8z3r03]

if sudo chattr is not the best way to stop the resolv.conf file from being overwriiten each time i reboot the OS what are they other methods and could you tell me why sudo chattr is not the best method please?

[@su8z3r03]

@@Kyjorei What is chattr?

[@su8z3r03]

Okay i think i uderstand so chatter will simply change the permissions of the resolv.conf file ?