Forum / NoMachine for Windows / Hiding the screen for the connecting user
- This topic has 5 replies, 2 voices, and was last updated 2 weeks ago by
Britgirl.
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February 27, 2026 at 07:09 #55605
chase2300ParticipantHello. I can’t figure out what I’m doing wrong. The app is installed on two Windows 11 PCs. On the connecting PC, I check the box to hide the screen when connecting. I log in to the second PC and connect. Everything works fine, but the screen on the first PC doesn’t hide, and everything is visible. What’s the problem?
March 2, 2026 at 15:26 #55614
BritgirlKeymasterHi,
from what you’ve written it seems you are activating screen blanking on the wrong side. Screen blanking blanks the screen of the target computer, the one you are connecting to. So, in your case, you have two Windows computers, let’s call them “A”, the computer you are connecting from (the “client”). And “B” the machine you are connecting to (the “server”). This means that to activate screen blanking, you must configure machine B, the server, to blank the screen.
You have two choices. You can either configure the ‘Server settings’ on machine B by enabling the box “Blank the physical screen when somebody connects” (Go to Server settings of Machine B > Security > tick the box ‘Blank the physical screen when somebody connects’. Or you can blank the screen during the session from the !M icon on the target desktop: i) start your NoMachine connection from A, ii) login to B with your system credentials, iii) go to the !M icon of the system tray on machine B, iv) click ‘Desktop shared’ and then toggle ‘Blank physical screen’.
March 4, 2026 at 10:45 #55628
chase2300ParticipantHi. If we take computer “B” as the computer I am connecting to, then I configured it so that when I connect, its screen would turn off, but this doesn’t happen. I haven’t tried the second suggested option yet, but I would like to clarify: is it necessary for me to be logged into the “nomachine” account on my computer or the computer I’m connecting to in order to be able to turn off the screen of computer “B”?
March 5, 2026 at 07:05 #55638
chase2300ParticipantI connect as a guest to the PC I need, which already has the physical screen hidden in the settings. After connecting, I also check the “Blank physical screen” box, but in both cases, it doesn’t work. On computer “B,” the screen remains as it was, with nothing hidden on it…
March 5, 2026 at 07:20 #55639
chase2300ParticipantOkay, I figured it out, I don’t need any more help, thanks 🙂
March 5, 2026 at 15:52 #55649
BritgirlKeymasterThanks for letting us know 🙂
Just to clarify a question you asked:
is it necessary for me to be logged into the “nomachine” account on my computer or the computer I’m connecting to in order to be able to turn off the screen of computer “B”?
If you are referring to NoMachine account/UserId which is required when connecting over the NoMachine Network service, absolutely not, logging in to the Network service in the UI is not a pre-requisite.
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