You can open or import a surprising number of file formats into Microsoft Word. Not to be confused with file formatting, which—in most programs—refers to the design of a page, file formats are ...

Display file format conversion panel on open in Word using this guide. Enable or disable this option using Word Options, GPEDIT, and REGEDIT.

Pages is the Apple version of Microsoft Word, and unfortunately trying to directly open a Pages file on a Windows 10 computer won't work.