= Issue =
Some Samsung devices have issues with a flickering screen when a popup is shown (keyboard input or list selection).
This is caused by a bad driver implementation.
= Solution =
1. Activate developer settings in your device
1. Settings -> About phone -> Tap 6x Times on "Build number"
2. Disable hardware overlays
1. Settings -> Developer options -> Check "Disable HW-Overlays"
**Note**: These settings might be reversed when restarting the device.