Computers recognized as Devices

[diegotam]

Hi, I have several computers that was detected as devices and as computer, I deleted it in the device's list, but after that I made a manual scan appear again, How can I solve it ?
Regards,
Diego

[Hemoco]

Some other users have the same problem, we are looking for a solution, meanwhile could you post the output of the devicetester please.
Most likely port 445 is closed on the computer.