Will my mifi SIM be blocked if I only use it for the Mifi

i had an mtn mifi i was using then i lost the sim that was registered with the mifi and i dont have any details of the line any more please how can i register another sim on the...

I recharged 11,000 naira on my mifi sim and I want to purchase 45gb monthly broadband mifi plan from the app but I keep getting "oh dear! it seems [my number] is not eligible...

Please ready need help because I want to make use of it

tahirsaadharun@gmail...