Log in and look for any outstanding service contracts. You won't be able to activate your device if you haven't signed the required documentation. Make sure you can access anything at your present location. watchspectrum.net/activate code Verify that your SIM card is properly installed, if necessary. Log in and look for any outstanding service contracts. You won't be able to activate your device if you haven't signed the required documentation. Make sure you can access anything at your present location. Verify that your SIM card is properly installed, if necessary.