- 1). Insert the SD card into your computer's card reader slot. If you do not have a card reader slot on your computer, hook the Navigon 2100 Max to your computer using the mini-USB cable. The USB cable will allow you to access the SD card inside the Navigon 2100.
- 2). Open the file menu on the SD card on your PC. Look for a file named "autorunce.exe." Change the name of this file to "autorunec.exe."
- 3). Download the Navigon 2100 patch onto your computer. It will download as a ZIP file.
- 4). Open the ZIP file on your computer in a new folder to keep it all in one place. Copy all the files from the ZIP file onto the SD card.
- 5). Eject the card from your computer if you used the card reader. Disconnect the cable if you used the mini-USB cable.
- 6). Turn off your Navigon 2100 Max by holding the power button for 10 seconds. Put the SD card back in the Navigon 2100 if you had it in the card reader.
- 7). Turn on your Navigon 2100 Max by holding the power button again. A message will appear and tell you that you have unlocked your GPS.