(Subscriber Identity Module lock) A function in GSM cellphones that restricts the phone's use to a particular cellular carrier identified by a SIM card. SIM locks are used to ensure subscribers finish ...

New Android Q code suggests the upcoming OS version will give carriers more control over SIM-locking phones. Carriers could, hypothetically, lock out the second SIM tray in a dual-SIM phone if the ...

Have you ever gotten a new phone only to find out it’s locked to a specific carrier? This often happens when you purchase a subsidized phone from a carrier. The carrier locks the phone so you can’t ...

Protect your digital life from SIM-swap fraud by locking your SIM card with a personal PIN. This crucial step prevents thieves from porting your number or creating duplicate SIMs, thereby safeguarding ...

After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

Since last week’s leak, it’s been clear that Android Q is going to include some positive changes for Android going forward, like system-wide dark mode and new permissions settings. Unfortunately, it’s ...

Apple appears to have reversed course in Japan on a key feature of its iPad 3G: It won’t offer a version capable of being used with different cellular carriers there. All Japanese models will be ...