u/Extreme-Counter7028

https://preview.redd.it/knvf7joufw0h1.jpg?width=4032&format=pjpg&auto=webp&s=1f418b4489a810db85f1aeb01501c002c4048e95

https://preview.redd.it/i0ukcjoufw0h1.jpg?width=4032&format=pjpg&auto=webp&s=f2f5369feb9d95c0ba6e1189357284eb8be38c95

https://preview.redd.it/47awojoufw0h1.jpg?width=4032&format=pjpg&auto=webp&s=dc149c9ac0c46c581d0d2fb2b6e82f3c7c342c58

I've had those following lines pattern that appear for 15-20 min and fade away.

Firmware update needed ? Anyone met this issue ?