Update of Plasma and sddm-kcm6 makes it possible to only log in from the external display SDDM password input.
Plasma updated from 6.2.0 to 6.2.1
QT updated from 6.7.3 to 6.8.0
sddm-kcm6 updated from 6.2.0-1.1 to 6.2.1-1.1

STEPS TO REPRODUCE
1. Update
2. Reboot
3. Try to log in by typing password on the main screen
4. See the SDDM password input on the main screen go tinted, but still react by color change to mouse hover above it
5. Nothing else happens

OBSERVED RESULT
Can't login from the main screen, only login from the external display works

EXPECTED RESULT
Can login by typing password on any display

SOFTWARE/OS VERSIONS
Linux: openSUSE Tumbleweed
KDE Plasma Version: 6.2.1 (Wayland)
KDE Frameworks Version: 6.7.0
Qt Version: 6.8.0

ADDITIONAL INFORMATION
GPU 1 (second, managing HDMI): NVIDIA GeForce GTX 1650 Mobile / Max-Q
GPU 2 (main): AMD Radeon Vega Series [Integrated]
kscreen-doctor -o (from rolled back after update system): https://pastebin.com/CR7jGD7t