Now let's go through the steps you need https://instazoom.io/ to follow to enlarge an Instagram profile picture with InstaZoom.

Step 1: First, open Instagram on your phone or computer and navigate to the profile whose picture you want to enlarge. Then copy the URL of that profile. On a computer, you can do this by copying the URL from your browser's address bar. On mobile, tap the three dots at the top right of the profile and select "Copy Link".

Step 2: Now open the InstaZoom website in a new tab of your browser. Here you will find an empty field where you can paste the previously copied URL. After pasting the URL, press the Enter key or click the "Search" button.

Step 3: After you click "Search", InstaZoom will work its magic and show you the full size Instagram profile picture. Now you can view the image at your leisure, or even download it if you want to save it for later.