how do i deactivate message blocking on my android?

[AC Question]

i tried going to settings and no luck yet i hope you can help me

 

[B. Diddy]

Welcome to Android Central! Which device?

 

[ManiacJoe]

What kind of messages are being blocked?
SMS? Email? Instant messaging like WhatsApp?
Is the blocking of all messages of that type or just a single contact?
What phone?
What carrier?