Watch this electronics tutorial video to learn how to enter a secret code and see a lot of interesting info on how your iPhone connects to the network. Field testing your iPhone is easy with the tips in this how-to video.
Keep Your Connection Secure Without a Monthly Bill. Get a lifetime subscription to VPN Unlimited for all your devices with a one-time purchase from the new Gadget Hacks Shop, and watch Hulu or Netflix without regional restrictions, increase security when browsing on public networks, and more.
Other worthwhile deals to check out: