Open the Settings app
Tap Privacy & Security
Tap Location Services
Turn Location Services on or off
Tap an app
Choose Never, Ask Next Time, While Using the App, or Always
Tap System Services for more location options
Turn off Precise Location for a specific app if needed
Open the app you want to use and allow location access when prompted
Use a VPN if you want to change your apparent location online
Change your Apple ID region in Settings if you need to change store location
Update your billing address and region in Wallet or Apple ID settings if required