Welcome to Android Central! Sorry, what's the problem with the app? You said, "this app is no I have 8.1 version that company provide" -- I'm not sure what that means.
I have asus max pro m2 i have Instagram installed but now when i check it show that this app is no longer compatible with your device i tried to email Instagram but no reply
No it didn't come pre-installed yes i am trying from play store i have installed it from store few days back but when now i check it show that this app is no longer compatible with your device