If you want, I can:
An IPA file is an iOS application archive file used to distribute and install apps on iOS devices. It's similar to an APK file on Android devices. IPA files contain the app's code, resources, and metadata.
While this method installs a functional app, legacy versions of Instagram face several modern limitations:
Log into your Apple ID on a modern iPhone or iPad that can download the current Instagram app.
Once the status says "Done," check your device's home screen. 4. Trust the Developer Profile
Which would you like?
This is the official method and doesn't require a jailbreak.