System Admin unable to upgrade to

SysAdmin is disabled pending upgrade to while I’ve upgraded the Framework to

Actually, Sysadmin had been disabled long ago, but I was prompted to upgrade to version 12 of FreePBX with a very comforting “just click here” type prompt…
Now all the modules show “Security Warning” and “Unsigned Module”

I realize this is my error but is there a way I can provide you with enough information so you can help?? If I should post this in another forum, would appreciate if you could advise.

It would be a major exercise to install from the distro because some of my “trunks” are not local (i.e. they are devices sitting in another country with passwords already set

I have taken a backup (using the option on FreePBX but I cannot even locate that (?)