Upgrading with Modified Files

[ict2842]

How can I allow FusionPBX to continue through with upgrades if I have modified a file? In the GUI, I get the below error. In the CLI, nothing happens when I try to upgrade.

 

[ict2842]

Part 2 - Would these commands still be valid 2+ years later?
https://www.pbxforums.com/threads/updating-source-git-issue.4026/