I had a jio prepaid connection in my S21 fe, using 5g since 2 years.But suddenly, I'm not receiving 5g connection since a week, and also the 4g/lte doesn't work.I tried resetting the network, replaced the sim, but no success.When I put my sim in othe...

On my s21 fe, one ui 7...The voice changer feature is not working fine. It's on in games only. But while on calls, whatsapp video calls, and other apps, sometimes it gets on, most of the time it doesn't. What's the problem, and what to do