Step 1: Downloading and Installing 'FGL Pro'. Step 2: Disabling the 'Auto-update apps' Option in 'Google Play Store'. Step 3: Downloading the Older Version of 'Google Play services' Application. Step 4: Disabling the 'Find My Device' Option. Step 5: Uninstalling the Old Version of 'Google Play services' Application. To execute the process the steps are mentioned as follows: Step 1. Open the settings on your Phone to start with: Step 2. Tap on the passwords and security to proceed with the process: Step 3. Tap to turn on the location to finish the process and eliminate the failed to detect location 12 Pokémon Go errors. 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. Hi there, I am trying to get PGsharp to work on MuMu since x32 doesnt work anymore. However after installing and adding coordinates and using the developer options it still says location not found (12). Step 1: Ensure Proper Device Settings Make sure that your device location settings are turned on and set to high accuracy mode. This can be done by going to "Settings" > "Location" and ensuring that your GPS is turned on and set to high accuracy mode. Here is a quick list of some of the more usual reasons for Pokémon GO failed to detect location: Most of the time, you just didn't enable the mock location option in your smartphone settings, like the original question above mentions. Ensure that the location option is in the "ON" position and then hit on the "Location Methods". On some devices, this will be listed as "Location Mode". Now tap on "GPS, Wi-Fi and Mobile Networks". Now you will have reset the location of your device and the error should disappear. Make sure that location is enabled at high-accuracy mode and you are playing the game at a location that isn't surrounded by too many large trees and/or buildings that may hamper the GPS signals. In case you are experiencing very bad Pokemon GO GPS issues , you can boost GPS signal in Pokemon GO by downloading GPS Booster . Part 2: Fix Failed to Detect Location on Pokemon Go in 5 Ways; Method 1: Set Mock Locations; Method 2: Turn on Location Services; Method 3: Restart/Reboot Phone, Enable GPS and Try; Method 4: Log out and Login Account; Method 5: Clear/Reset Pokemon Go Data and Log Back In; Part 3: Change GPS Location in Pokemon Go When Location is Not Detected The quick fix is to turn on Wi-Fi, or to get close to a window, which will make it easier for a satellite to lock onto your GPS location. More: How to avoid a driving warning in Pokémon Go ISAZVrJ.