According to their website you have 10 days.
In Florida, by law you must notify the Driver License Division of a change of address within 10 days of moving.
As a general rule, Military personnel do not live under state rule. Where I am, although in Georgia, I know they do not have to change their "residence" for lisence purposes.
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My opinion only. Not legal advice.
Say you'll haunt me - Stone Sour