My other line was barred because it wasn't linked

My line was barred, no message sent,.no notification about this. I have linked my line to my NIN for years now. I also confirmed that it was linked just last week. What's going...

I was restricted from doing anything on my mtn line after linking my line with my NiN.

My MTN line 08036994205 was barred this morning, I want to unbarred it. Thanks

How do I unbarred MTN barred line 08067477857 so so as to link with...