The "could not activate cellular data network" error means your iPhone won't be able to use the mobile data you're paying for ...

How secure is your mobile phone connection? This is a question Kathleen is asking, as she wants to know the difference between mobile data and WiFi security. "For my cellphone, is it more secure to ...

Well, my iPhone updated when I connected it this evening. I just got to work, tapped the web browser and got this message:<BR><BR><B>Could not activate cellular data network: You are not subscribed to ...

If cellular data is not working on your iPhone, there are several ways to potentially resolve the issue. To fix your cellular data, try toggling both Airplane mode and Mobile Data in the Control ...

Q: How can I tell if another cellular network is better than what I’m using before I switch? A: Nothing is more central to how we communicate, navigate and educate ourselves than our smartphones and ...

Yakima's tech-savvy crowd was excited when AT&T finally rolled out its fastest cellular data network, 4G LTE, last week. But even if you aren't a fervent follower of technology news, you've likely ...

Would you consider using a cellular data network service as a last-mile access alternative in small or temporary locations? If so, check with your carrier about the conditions under which this is ...

Stephanie Barnes has been writing about technology for almost a decade. She fell in love with tech after building her first PC as a little girl. She later followed that passion to become a ...

Vendors at the CTIA Wireless conference this week debuted an array of products, from modems for laptops to gateways for offices, aimed at helping enterprises exploit the higher bandwidth finally ...