Unable to Connect Trezor Hardware Wallet on MyCrypto

Sometimes your Trezor hardware wallet won't connect to MyCrypto. Here are some troubleshooting tips to try:

  • Make sure that your Trezor firmware is fully up to date by using Trezor Wallet. Read the instructions on their wiki.
  • Use the MyCrypto Desktop App.
  • Try unplugging your Trezor device, then plugging it back in.
  • Restart your computer.
  • Try a different USB cable.
  • Try a different USB port.
  • Try a different computer.
  • Check to make sure you are taking required actions in pop ups or new tabs

Troubleshooting Guide from Trezor via Reddit