Your smartphone keeps you connected in all kinds of ways, whether you want to make phone calls, send texts, check emails, or simply use your favorite apps for entertainment. But all that can suddenly ...

Needless to say, a “mobile network not available” message — or some alternative version of it — is a major problem on a smartphone, since the whole point is to make calls and access the internet away ...

If your Galaxy A55 can’t receive calls, the most common culprits are call barring being accidentally enabled, Airplane Mode toggled on, a network mode mismatch (5G vs. LTE), or a software glitch ...