→ → →
How to add software sources ("repos")
Start Software & Updates app:
click Other Software tab and click the Add... button, then enter the repo line:
and click the Add Source button.
If you need to add keys for the newly added repo, check the Authentication tab:
By default, you should have this line in your /etc/apt/sources.list file:
deb https://repo.pureos.net/pureos green main
If you want to add more repos, just edit this text file and the appropriate lines below this first line.