Using the zoom feature shows that you care about the quality of your presentation on Instagram.
Enlarge areas of your profile picture that represent your branding or personality.
Use the magnification to create artistic interpretations of your profile picture.
Yes, after you've zoomed in, pinch two fingers together to zoom out again.
No, zooming your profile picture will not affect your safety on Instagram.
The Instagram profile picture zoom function gives you the opportunity to strengthen your presence on the platform and design your profile pictures in a creative way. Why shouldn't you use this feature and benefit from its many benefits?