Cellular reception of my mobile phone company's network has always been weak (on 3G; forget about 4G) in the house we moved into 2y ago but the past 48 hours I'm barely getting beyond the "No Signal" ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Chemists are paving a road to recycle discarded SIM cards, not for ...

I've come to the US with an unlocked GSM phone from overseas for a month. The phone is probably 5 years old. I just found out that the US carriers cutoff the 3g networks to enable 5g, and because of ...

You can buy new data plans or top up an existing eSIM directly with EIOTClub, or you can add third-party eSIMs quickly and easily by scanning the QR code using the EIOTClub app -- it's all just as ...

The first time he was SIM-swapped in 2018, Haseeb Awan took it on the chin and hoped it wouldnâ  t happen again. Then came the second incident. Then the third. Then the fourth. After the last swap, ...

SIM cards are essential for the vast majority of smartphones, giving you a phone number and access to calls, SMS, and mobile data services. How many SIM cards do you have, though? That’s our featured ...

Removing a SIM card from your phone can sometimes seem like a daunting task, but it is a relatively straightforward process that can be necessary for various reasons, such as switching carriers, ...

SIM Card Technology: Calling system is amazing. It connects everyone, be it friends or strangers. In the olden days, letters used to connect people. Today, 'call' is carrying on this tradition. Or ...

Since the dawn of the smartphone age, changing your cellular provider followed the same pattern: You’d get a SIM card from your new carrier, find something small enough to poke the tiny hole on the ...