You are confused ... you file ONE tax return with all your income on it from all sources. There is no such thing as a "military" taxes. If you need to make changes to an already filed return then you can amend it ...
See this TurboTax support FAQ for amending a tax return - https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/amend-change-correct-return-a...
