Tip: Press the SHIFT button while making a circle. Drag the cursor and make a perfectly round shape for the profile picture.
Note: We've used MS Word Professional Plus 2010. If you're using any other version, Right-Click on image > Format Autoshape. On the Format Autoshape window, under Color section > Choose No Color. Our aim is to clear the circular border.
Tip: Prefer PNG format while saving the picture for best quality.