

If you want to share photos on Instagram, you have to first move them to your phone and then only you can share them via the Instagram app.

Even if you log in to your Instagram account by opening on your PC, it will show you the likes and feed comments on images posted by other users however, you cannot add your photos directly. If you are an Instagram user you might be aware of the fact that it does not allow users to share photos from a computer.
INSTAGRAM VIEWER FOR MAC THAT YOU CAN DOWNLOAD PHOTOS HOW TO
How to Post Photos to Instagram from Computer – 3 Ways
