

Remove All Content From your Device linked to Other Apple ID This works only for the free Apps from App Store (It will work also for the paid apps, but you need to pay again). Now this app is linked with your Apple ID and if you want to update it, the app will ask for your new Apple ID. Then go again to App Store and install them again. Just go to your home screen and uninstall the app from your device. If the app you want to update is a free app, then here’s a easy solution for that. How to Fix App Store Asking for Wrong Apple ID and Password

This is why App Store asking for the other person’s password.

It means that you have a purchased items on your device that are linked to other Apple ID, and your device will not give you access to them without having a permission from the person who purchased the app. App Store asking for wrong Apple ID and Password
