[header] How to unlock mobile phones [title] Check to see if your phone is already unlocked. [step] Many phones, such as 4 g lte phones from verizon or the bulk of androids, are carrier unlocked as soon as you purchase them. Additionally, many carriers will unlock a phone for you as soon as you meet the unlock criteria. 
[substeps] If you purchased a phone from ebay or a similar distributor, there's a decent chance that your phone is already carrier unlocked. [title] Verify that you meet your carrier's unlocking criteria.