Sound a d virus problems

[mishababy]

Hi all I put avast free security on my phone now I'm getting 40 messages a day saying they'll close things down on the phone etc.Now I can't even phone out.It keeps saying clean up here and there and trying to charge over 29.00.Its supposed to be free.Help wase.Its a Samsung s20

[mishababy]

I passed uninstall from .y avas icon but it s still sending me mesages

[BigUpKhaled]

An antivirus really isn't necessary for your phone, although if you want to use a third party antivirus that's legit, my go to is malwarebytes

[mishababy]

I have now