The prerequisite is that the fairmeeting app is installed on the PC to be controlled remotely (remote PC).
After starting the session, the remote PC must share its screen.
In the dialogue box that opens, select "Entire Screen"
1.
and click "Share"
2.
.
On the PC from which you want to access the remote PC, open the three-dot menu 1.
for the relevant participant and select "Remote Control"
2.
.
Remote control must now be permitted on the remote PC.
The remote PC can now be operated using a keyboard and mouse from a remote location.
To end remote control, press "Stop sharing"
1.
on the remote PC via the sharing menu.
This menu appears automatically at the start of screen sharing and can be hidden
2.
or moved to any position 3.