Windows movie maker help!! easy 10 points?

i have just finished editing a file in adobe after effects and i want to add it to windows movie maker for the final process and upload to youtube but i cant find a converter to convert aep (after effects files) into wmv (windows movie maker files) someone please help!!!!!!!!!!!! 10 points easy
Update: ive downloaded it and dont know how to use it will one of you help please, you are doing a massive favour thanks a lot
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