@AsciiWorld, unless things changed in Ubuntu 20.04 LTS, you can use the Software app to install GNOME Shell extensions.
chrome-gnome-shell is in universe. It needs to be in main before it can be installed by default in the Canonical-supported flavors. See https://wiki.ubuntu.com/MainInclusionProcess and bug 1695565
@AsciiWorld, unless things changed in Ubuntu 20.04 LTS, you can use the Software app to install GNOME Shell extensions.
chrome-gnome-shell is in universe. It needs to be in main before it can be installed by default in the Canonical-supported flavors. See https:/ /wiki.ubuntu. com/MainInclusi onProcess and bug 1695565