If your Cylance Icon has a yellow triangle on it with the error message of "Device is not Registered", and your Cylance AgentUI is requesting an installation token such as:
Then it's because your device was removed from your Cylance Dashboard. Please follow these instructions to re-register your device:
Note: All these instructions apply to macOS users as well.
1. Log into your Cylance Dashboard with your credentials.
2. Click on + Add a Device located under your Environment status:
3. You will now see your Installation Token to the right of the page. Click on the button Copy Token:
4. You will then paste that token into the Cylance AgentUI prompt and you will have successfully re-registered your device with your Cylance Dashboard.