I am using Samsung s21+ . I am unable to do wifi calling activate. I have connected my phone to wifi network. And also started wifi calling from notification bar. But symbol of vo lte remains same. In my old phone it used to change to wifi calling....
after update to oreo i am facing a big bettery issue. bettery discharge very fast. i don't have any extra applications. no bluetooth no mobile data. and also phone is using in 2g mode. if i want to use phone for 12 hours i need to put it in power sa...
after updateing to oreo my phone bettry drins very fast. it last only till 4 pm but before update i can use my phone till 10 pm. so request to solve this issue as soon as possible