DJI Vision is the correct app for the P2 Vision.
But it is an old app, maybe it is not fully compatible with new Android OS. Try to find an old phone with older OS, and see if it works.
Try downloading the app directly to your phone from DJI...
You can download some raw files here, but you need to sign up with an email address:
https://jvn.photo/dji-mini-5-pro-vs-mini-4-pro-compare-the-raw-files-yourself/
You are not the first that gets confused. Some years ago DJI withdraw their apps from Playstore due to some disagreement with Google, and then some scammers placed some apps on Playstore with very similar names like DJI's own apps. As you have...