That happens when a different Apple ID was used to download the app originally. Delete the app and download it using your Apple ID.
App Update Problem; wrong apple ID
2 replies
The other Apple ID is stored inside those applications. They need to be updated with it or deleted and redownloaded.
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Anytime I want to update an app, a sign pops up asking for an apple id password. The problem is that it asks for another apple id even though my account is logged in. Therefore I am not able to update my apps. Does someone know how to fix this?