Anothet attempt.
don@don-Satellite-Pro-C850:~$ sudo add-apt-repository ppa:gnome3-team/gnome3
[sudo] password for don:
Before upgrading your system to a new Ubuntu release (i.e. from Ubuntu 16.04 to 16.10), you should run 'ppa-purge ppa:gnome3-team/gnome3' first.
*** You need to run 'sudo apt-get dist-upgrade' to avoid problems. ***
Please read the output before entering 'Y' to make sure important packages won't be removed.
=== Bugs ===
Please use 'ubuntu-bug' to report bugs against packages in this PPA
=== End of Life ===
This PPA is no longer updated for releases older than Ubuntu 18.04 LTS. If you are using an older release, please ppa-purge this PPA and consider upgrading to a newer Ubuntu release.
Unless otherwise posted, updates will only be provided in this PPA for 7 months from the original release of the associated Ubuntu series.
https://lists.ubuntu.com/archives/ubunt ... 04229.html More info:
https://launchpad.net/~gnome3-team/+arc ... ntu/gnome3Press [ENTER] to continue or Ctrl-c to cancel adding it.