iPhone ‘contact call’ redirect me to the Instagram app instead of starting a call

ankita_sha wrote:

phone app is redirect me to the Instagram app instead of starting a call

Phone App does not make a call on its own. If you are tapping a number from the list of Recents calls then it will call from where the last call came.

Try calling from the Contacts tab (Right of Recents) in the Phone App

ankita_sha wrote:

After the latest software updates.

This is not related to an iOS update as perceived by you.