A month ago I bought Xiaomi Mi 11 Ultra - Chinese version (8/256 GB).
Eleven days ago, I unlocked Bootload, installed TWRP and installed ROM "Xiaomi.EU_MULTI_MULTI_MI11114.0.11.0.kacnxm_v14-13".
After three days the screen suddenly became pale, the screen brightness has fallen vigorously. In...