A SECRET red line on your iPhone can indicate if your phone has suffered water/liquid damage. The line is called Liquid Contact Indicator (LCI) and is visible from the inside of your SIM card tray.

If you’ve lost the SIM ejector tool that comes with the iPhone, you can still open the iPhone SIM tray with some workarounds. Here’s how. If you frequently take international trips it probably means ...

The subscriber identity module -- SIM -- contains the information used to connect to your wireless carrier's network from your iPhone 4. If you are planning to resell your company's iPhones, you ...

To remove the SIM card from your iPhone, all you need is a SIM card ejection tool or paperclip. Sticking the ejection tool into your iPhone's SIM card tray will remove the card. Your iPhone's SIM card ...

Repair website iFixit today shared an in-depth teardown of the iPhone 14 Pro Max, providing a closer look at the device's internals. Notably, the teardown includes a photo of the plastic spacer that ...