How to Remove Line Busy in all android phones. No blacklist, No whitelist

[@lordbaron1336]

God bless u
U save me from this
So helpful indeed.

[@stephenmichael2236]

Thank you bro, it was of great help to me

[@_christodavid]

This was so helpful. Thank you.

[@celebhub2548]

Very nice 🎉🎉

[@mathwithmershscore]

You're hero❤

[@biodunogunsanya7474]

Thanks

[@susanwatete619]

This was the most helpful and efficient. Thank you

[@Sanwinga]

Masha Allah 👏👏👏

[@LucyShirima-em9qg]

Wow

[@user-pr5hj2bc1n]

Thanks bro