To unlock a cell phone means you are unlocking the restrictions on it which only allow you to use it with the designated service provider.
Read more: http://wiki.answers.com/What_does_its_mean_to_unlock_a_cell_phone#ixzz1e7UTEdLC
You can put a SIM from just about any network in the device and make or receive a call!
Otherwise you could go into an Apple care store and ask them to tell you. If you cannot trust a seller that it is unlocked before you buy it off of ebay or some electronics store, you may want to purchase a Network Locator service. This will tell you where the iPhone was purchased, model and specs, (optionally) if its stolen, and if is is carrier locked or not.
Companies like iFactoryUnlock provide the service and it is almost instant in most cases.
Phones can become unlocked in various ways. Be careful, however because in some instances this may be illegal. Depending on the type of phone one may have, unlocking it is not at all possible.
Try a sim card from a different carrier. If the phone works with the new sim card, then it's unlocked.
Try a different SIM in it and you will soon see.
Don't buy it online then you know
if the 3 buttons light on
Yes. If you update your iPhone's software using iTunes it will lock your iPhone again. You will then need to unlock it again.
If you bought an iPhone 5s from eBay and it is locked with a fingerprint lock, it will not be possible to unlock it if you do not have the Apple account.
iCloud bypassing is the way to unlock the iPhone activation lock without the Apple ID. You can use this method when you do not know the Apple ID username and Password. The are many free and paid tools for activate the iCloud unlock. use a trusted tool for activate the iPhone lock.
ask some one who can jail break it
It will stay locked until yew unlock et
When you are at the lock screen, follow the "slide to unlock" message by sliding the screen to the right. Then input your passcode.
You can use unlock tools such as MagFone iPhone Unlocker to unlock your device, MagFone can easily unlock your iPhone within 3 steps. At first, you need to connect your iPhone and click Remove Screen Lock. Then confirm the device information and get the firmware package. In the last, click the Start button to remove passcode from iPhone.
ya it can...but if phone import from uk so its difficult
When you are at the lock screen, follow the "slide to unlock" message by sliding the screen to the right. Then input your passcode.
Did you forget the screen lock? I have also struggled with iPhone unlocking. At that time a friend recommended me to use Tuneskit iPhone Unlocker. It helped me solve this problem.
Cars beep when you lock and unlock it so people will know if it actually worked (locked or unlocked).
un- unlock