UiPath Agent Desktop

So first things first:
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Your Orchestrator URL is to long. You need to provide the address including your platform id and tenant id.

Second thing… Your machine need to have same name in orchestrator and in Assistant’s settings. Go to to CMD on your computer and write “whoami” it will show you the machine name before the "":
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This should be the name used for machine name in both places.

Please check out the official documentation: