If the invalid device is a Remote PC in Windows App, it can be deleted from the Devices list.
Use the steps for the platform running Windows App:
- macOS / Meta Quest: Open Windows App > Devices > select the ellipses (...) or press and hold the device card > Delete.
- iOS / iPadOS / Android / Chrome OS: Open Windows App > Devices > tap and hold the remote PC card > Delete.
This Delete action applies to Remote PC entries.
If the device is a Cloud PC, Azure Virtual Desktop, Microsoft Dev Box, or another managed device, the available actions in the provided documentation are things like Rename, Restart, Reset, Restore, Inspect connection, or View details. A general delete option for those device types is not shown in the provided documentation.