Many modern smartphones, whether they're Androids or iPhones, have a dual-SIM feature. That means they can use two SIM cards, whether it's two physical SIMs, two eSIMs, or a combination of a physical ...

A person inserting a SIM card into an iPhone - Alina Vytiuk/Getty Images Many modern smartphones, whether they're Androids or iPhones, have a dual-SIM feature. That means they can use two SIM cards, ...

Android may soon let users assign custom ringtones to each SIM card. The feature was spotted in an experimental build and is not yet active. Future updates could bring the feature; however, there are ...

When your iPhone 13 shows ‘No Service,’ ‘Searching…’ or ‘Invalid SIM,’ you lose cellular connectivity entirely. This can be due to SIM card problems, carrier settings, or software glitches. Follow ...

A Chinese user managed to install a SIM card tray on an iPhone Air by embracing a hardware trade-off. Here are the details. A viral post is making the rounds today, showcasing what appears to be an ...

Physical SIM cards have long been synonymous with phone numbers. They've changed greatly from what they once used to be — giant cards you'd have to put in after removing your phone's battery – but ...

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about cybersecurity, surveillance and privacy. This is not as easy as it sounds — and it’s not common advice.

Commentary: The iPhone Air intrigued me but I didn't want to spend $1,000. So I got a $353 used iPhone 13 Mini, and found it quite capable despite a major drawback. Mike Sorrentino is a Senior Editor ...

This season's NBA rookie class lived up to the considerable hype this past week as many lottery pics earned major playing time. For the stock up and stock down, only 2025-26 Topps Flagship cards are ...

Google Messages is fixing its confusing dual-SIM workflow with a new shortcut. A long-press in the compose box now accesses the SIM picker, saving multiple taps and improving the flow for multi-line ...

Apple's iPhone 17 series has really mixed things up this year, but it is not about the audacious redesign or the new Cosmic Orange colorway. The most significant difference lies in the eSIM-only ...