GORO HERO 8 PROBLEM : flickering durring day light

noticed that flickering effect durring day light....settings were 2.7 k 50fps iso min 100 max 200, rest stuff on auto..You can see that clearily when the trees and grass are...any ideas go pro 8

[@maciej1975]

at original video, before yt converted it, fhere is a bit more light and saturation, but also more visible flickering...any ideas how to fix it in gopro settings?????