No, stock kernel. Just rooted.
It seems to only happen on overlays and onversion 38r. Seems like a software problem in my opinion.
I've noticed the same on 38R on mine. A thin flickering line sometimes on lock screen or swipe down menu. Pictures attached (the lines show a small...
Brodit 511648 holder ordered here as well :).
On mine (regular OPO) it was set to 'TD-SCDMA, GSM/WCDMA, LTE' as default. I'm also in Norway, and I dont have any dropouts like that.
I rerooted after the update without wiping data following this procedure:...