Full reinstall of GPS Navigation & Maps Sygic
Sygic GPS Navigation app for Android can be reinstalled simply by uninstalling the application via the Google Play store or through your phone settings>applications. Once done, you can install the application via the Google Play store again.
Please follow this guide as a last resort. A full app reinstall consumes a lot of time. Prior to any reinstall, please check our other Troubleshooting guides whether they don't have the issue you're experiencing covered.
Tap on "Uninstall"
Tap on "Install"
If you would like to back up your Favorites or other personal data, please copy the following files and folders to other folder in your phone memory, or transfer them to your PC:
Android/data/com.sygic.aura/files/Res/db/items.dat - Your saved favorite locations
Android/data/com.sygic.aura/files/Res/itinerary/ - Saved routes
Android/data/com.sygic.aura/files/Res/travelbook/ - Travel book data
Once you reinstall the app, copy the backed up data back into these folders.
Notice: If you have been using the app for a few years now, you may find another Sygic folder in your device's memory. We would suggest removing that folder, please check according to the steps above whether you don't have any personal data in it before you remove it. The folder is now obsolete and is no longer used, yet it could be the cause of issues.