miui bug

Hi! The proximity sensor, light sensor, gyro, I mean the auto brightness, auto rotate and the screen to turn off when I'm in a phone call don' t work since i installed miui 12. I'm up to date on the latest version, but when I try to test them, they aren't shown as installed. I haven' t took the...

Hi! I am from Portugal and here vodafone numbers start with 91. The problem is that when I call or receive a call from a number starting with 911xxxxxx it is displayed as "emergency number". Anyone as an idea how to deal with this? Device: MI 4C Version: MIUI 8 6.6.23 Thanks.

Ho aggiornato il mio Redmi Note 2 alla Miui 8 ma ho notato che anche con la nuova versione dell'app meteo non mi localizza la giusta posizione, ad esempio mi da' le previsioni solo della provincia di appartenenza, nel mio caso Padova. Questa cosa mi succedeva anche con le stabili 7.2/7.3...

(sorry for my english) Hi friends , my new xiaomi have crazy bug , sometimes when i unlock my phone the screen don't work it's completely black ,but the soft touch button's and the notify led work well The phone work only if i force the restart. Please help me My phone have a miui v7...