Problem of App Image for Linux in Kubuntu 20.04 LTS X64

[Patch]

Any chance you could provide more information on how it is not working. Not easy to debug your system and installation procedure with the information you have provided.

Also see

Installing desk top edition in Ubuntu 18.04 os

Download the Manager for Linux file from the manger.io website. In your file manager, find the file (it’s an appimage by the way), right-click on it and look at the permissions. If necessary, tick the box to make the file executable, or alternatively if you prefer doing it in the terminal then navigate to the directory where the appimage file is located and chmod +x Manager-x86_64.AppImage Then double-click on the appimage file and use Manager