Instagram Ipad App Landscape. If it doesn't go into landscape mode, check the switch on the side of the ipad above the volume up/down switch. Then tap the rotation lock button to make sure it's off.
When you tab a thumbnail, you are able to see photos/videos in full size along with their description, comments and likes. bringing you closer to the people and things you love. Now that would be fine, but in horizontal mode (ie when you assemble a laptop from ipad pro) the cursor on the trackpad still behaves as if it is still a vertical app.
The report a problem option in your profile page in the app should let you offer generic feedback to.
You may want to contact the instagram developers and suggest landscape mode to them. Needless to say, there are few shortcomings too since this is a web app and not a native app for ipad. When you tab a thumbnail, you are able to see photos/videos in full size along with their description, comments and likes. Open the app store on your ipad and you can take one of two routes to get instagram installed.