How to Download Instagram Post Photo/Gallery?
1) Go to the photo/gallery post you want to download from the Instagram app.
2) If you are using an iPhone, click (⋯) at the top of the screen.
3) If you are using an Android, click (⋮) at the top of the screen.
4) Click on the “Copy Link” option from the opened section.
5) Paste the copied link into the post photo/gallery box and start the download.