have a question about FP zorro22006-07-11 18:32:29

How long does FP become expired? Why we need to take second or even third FP? Do our fingerprint changes during the days? WE have take code 3, but do not know whether we will need second FP?

Thanks

这个问题，以前小白兔儿回答过。

it should be 15 months instead