Here are some templates to help you prepare papers with Microsoft Word in APA format.
If you are using Office 365 online, you can use official Microsoft templates:
https://templates.office.com/en-us/APA-style-paper-TM00002033
Here is a YouTube video from Colin Murphy, Ed.D., to help you set up an APA paper in Word 2016:
Instructions from Everglades University on making a Word 2010 template can be found at: https://eulibraries.files.wordpress.com/2012/03/apa_word_2010_template_instructions.docx
Here is a homemade template for Word 2010. Please use with caution, although we did our best to avoid errors: