Steps to reproduce: 1. Have 3 screens - 1 internal and 2 external 2. Login to X11 session, open kscreen and you have 3 screens. 3. Logout from X11 session and login to Wayland session, open kscreen and you have 3 screens. 4. Logout from Wayland session and login to Wayland session, open kscreen and you have 4 screens. Magic.
Created attachment 110238 [details] step 2 - login to X11
Created attachment 110239 [details] step 3 - login to Wayland
Created attachment 110240 [details] step 2 - login again to X11
Created attachment 110241 [details] step 4 - login again to X11
Created attachment 110242 [details] kscreen-console
Hello Kamil, is this issue still reproducible for you with a more current system?
*** This bug has been marked as a duplicate of bug 365865 ***
*** This bug has been marked as a duplicate of bug 429236 ***