Respuesta a "Flickering screen on low back light"(1) Disable auto brightness setting and shift to maximum. (2) Select a screen saver (i.e random photos) that will activated when device is connected to charger. (3) Connect charge and charge battery few hours at full bright and screen server activated. This will cause screen work at full brightness for few hours and change characteristics of amoled display a bit. (4) Finally you will be able to use display at any brightness without flicker. (5) This operation may be need to repeated sometimes.