The answer to your question is very simple: never download deb files. Install software using apt. This installs software packaged and tested for your...
You should certainly, particularly a new user of Ubuntu, steer well away from searching for and installing .deb packages from anywhere other than the...
VNC is tied to X/Windows and 24.04 defaults to Wayland for the display server. Lots of X/Windows programs don't work under Wayland and some that are...
Since you have tried multiple solutions and we don't know what they were, it is difficult to make suggestions. /dev/sda1 is your EFI partition which...
That's exactly the fix I used with MATE 20.04 and it worked flawlessly for all RAW file types, with multiple cameras, although have to say UFRaw also...