Millions of iPhone owners can unlock three secret apps – they’re already on your handset
HIDDEN inside your iPhone are three apps that you might have missed.
They’ve got some clever perks once you uncover them.
AppleDon’t just rely on your iPhone signal bars[/caption]Signal Test
There’s a handy Field Test trick that helps you find the best mobile signal.
You can uncover the hidden menu by opening the iPhone calling option.
From there, dial *3001#12345#* and hit the call button.
Hit the call button and a special dashboard should appear, with bunch of technical info. Читать дальше...