Instagram is an image-centric social networking platform, so you want your profile photo to look as professional as possible. It's also a good idea to create a branding logo or graphic design for the image. Make sure you use a high-quality, high-resolution photo so your followers can recognize you.

To enlarge your profile picture on Instagram, just log in and click on change profile photo to upload a larger picture. You can also use third party apps that enlarge profile pictures. Some of these tools work well with free Instagram accounts and others charge for a one-time in-app purchase.

You can also download and edit an image from Instagram. For example, Picwish is an excellent app for editing your profile picture. It uses AI-powered deep learning technology to enhance your photos. This app is available for a $1.99 one-time purchase. Another popular app for enlarging Instagram profile pictures is Instazoom. This app has automatically cropped profile photos to squares and also uses encryption to protect your personal information.