This is usually caused if the location service of the phone is off, if the game has not been given permission to use the GPS, or if your phone is rooted. Here's what you need to do to fix this. "Failed to detect location" error If you are receiving the "failed to detect location" error, there may be a setting called "mock locations" that is preventing you from playing Pokémon GO. To turn off this setting, visit Settings > System > Advanced > Developer options and make sure that "Select mock location app" is disabled. Fix Pokémon Go GPS Signal Not Found; What causes the Pokémon GO GPS Signal Not Found Error? How to fix 'GPS signal not found' error in Pokémon Go; 1. Turn on the GPS; 2. Make sure that the Internet is working; 3. Grant Necessary Permissions to Pokémon GO; 4. Step Outside; 5. Stop using a VPN or Mock Locations; 6. Enable Wi-Fi and Fix 4: Restart the App and the Device. Lastly, you can just reload the Pokemon Go app or restart your iPhone if you still get the Pokemon Go no GPS signal. You can just go to the app drawer and swipe up the Pokemon Go card to close the app. You can also press the Power or the Side + Volume Up/Down keys (for newer models) to get the power option. H5H1IE.

pokemon go gps not found