my s8+ Wi-Fi calling option gets switched of automatically unable to do video call any resolution guys

my phone only lasts for 2hrs for 100% of charge after oreo update any suggestions what to do

any idea when airtel volte update coming to s8/s8+ as I checked in airtel website for the phone which support airtel volte I cloudnot find s8 but the mid range models are mentioned please let me know if any 1 has any idea

finnaly Bixby in india

hi guys can any help me out on how to disable quick settings on lock screen for s8 plus