UE5 flickering

Hi there,

how can I get rid of this flickering? It starts to flickering once I turn ON direct lights.
You can see demonstration on video:

my PC specs are:
AMD Ryzen Threadripper 1950x 16 core 3,4Ghz
64 Ram
Nvidia GeForce RTX 3080Ti 12GB
please help me to solve this!

thank you!

Hi, is there anybody who can help me with this please? thanks

Hello! I found fix