MohammedRizvi , via OnePlus 7 , Apr 6, 2021 : Having issues since the last update is deployed with my wifi network, it's disconnecting very often. Also I am unable to connect my bluetooth headsets.
P1572014842341 , via OnePlus 7 Mirror Blue , Apr 7, 2021 : Ensure u r sim in first slot rather than second and try resetting network settings so if any abnormality,u get sorted out or check u r sim compatibility.
rayprayas03 , Apr 7, 2021 : It's a bug in the current Update, and i guess most of the users are facing this..
KaranFafat , via OnePlus 7 , Apr 7, 2021 : Did you factory reset your phone when you updated to new version?
zix47 , via OnePlus 7 Mirror Gray , Apr 9, 2021 : Try airplane mode turn on airplane mode for 10 seconds then turn off and see if it works