First three numbers of the serial number. The first number is the last digit of the year and the next two are the month.
So 410KPUU455590 would be Oct 2014?
What if your serial number says this: 03feed1809d37fdb
Posted via Android Central App
Of courseAnd you have a nexus?
Are you looking on the box or ur phone for serial number? Because they don't match it goes by the serial number written on ur phone box
And you have a nexus?