There are two ways to reboot your Wi-Fi router and modem with Spectrum. Neither of them are complex, but the order of steps is important. In Summary Troubleshooting Steps For Spectrum Red Light Router Step 1: Check Internet Service Status Step 2: Check Router Power And Connections Step 3: Reboot Your Router Step 4: Ensure Proper Wi-Fi Signal Strength Step 5: Update Router Firmware Step 6: Reset Router To Factory Settings Additional Tips To Fix Spectrum Red Light Router Issues.