Turn off Location Services in Settings > Privacy & Security > Location Services
Change the location permission for specific apps in Settings > Privacy & Security > Location Services
Set a different region in Settings > General > Language & Region
Use a VPN to change your IP-based location
Disable Share My Location in Settings > [your name] > Find My > Share My Location
Edit your location in the Find My app for shared location settings
Use a different Apple ID region in Settings > [your name] > Media & Purchases > View Account > Country/Region
Connect to a different Wi-Fi network or mobile network
Restart your iPhone after changing location-related settings
Use developer tools or location simulation on a Mac with Xcode for testing purposes