Yeelight Ceiling Light 480 goes offline every 3-4 hours

I have a problem with my Yeelight Galaxy LED Ceiling Light 480.
After firmware update it start regular go offline.
Screenshot 2022-02-14 225834
I prefer to use Yeelight app, but it has not online statistic.
I have five yeelight smart devices but it is only with connection problem.

Of course i did reset it and unfortunately it didn’t help.