Phones & internet, explained plainly.

HPhones & internet Phones & internet How to Hide Number on MTN: #31#, *31# and ₦0 Extra Per Call Type #31# before the number and your MTN call shows as private, at no extra cost. Here's the all-calls switch, the phone settings,... 26 Oct 2026· 5 min read Phones & internet What Is USSD? How *323# Codes Work and the ₦6.98 Bank Fee USSD is the *xyz# menu that works on any phone without data. See how a session works, why bank sessions take ₦6.98 from your airti... 24 Oct 2026· 3 min read Phones & internet USSD Code Not Working? Fix 'Invalid MMI Code' on *312# and *323# "Connection problem or invalid MMI code" usually means the wrong SIM or an old code. Here's how to spot your cause, from signal to... 20 Oct 2026· 5 min read Phones & internet NCC Device Checker: Dial *315# Before the 30-Day Phone Block Phones already on a Nigerian network before 7 October are safe. Here's who the NCC's 30-day SMS really targets and how to check an... 16 Oct 2026· 5 min read Phones & internet Code to Check MTN Number: *663#, *123*1*1# or Phone Settings Dial *663# and your MTN number shows up. If it doesn't, the fix depends on where your SIM sits: a dual-SIM phone, an eSIM, a MiFi... 10 Oct 2026· 5 min read Phones & internet How to Check Number on Glo: *135*8#, ₦0, and the ₦440 Mistake Find your Glo number for ₦0 with *135*8# or *301*10#, even with no airtime. Backups if both fail, and the ₦440 wrong-digit mistake... 10 Oct 2026· 5 min read