UltraVNC

Hi Rudi,

I had a query, if i can trigger the "use only virtual displays" option on-demand?

for example, i would like to start a VNC session normally (no screen blanking on server), and in the middle of the session can i turn on the flag "use only virtual displays" to blank the server screen?
is ...

Hi Rudi,

The version 1.3.1 works for us.

Below is what we do now,

On Windows 10 machines
* We use "use only virtual displays" option. and it by default blanks the screen on server side.
* We avoid using screen blanking option. (as it would lock the screen on viewer side)
Result : We can ...

Thanks Rudi,

I understand the OS limitation from windows 10, and we are ok with the black screen (instead of showing the custom bmp) as well.

The main problem is the target device is not controllable from viewer (when we use this "screen blank" option on a domain joined device). viewer can only ...

Hi Rudi,

May be my explanation of the problem was not clear until now, i have taken screen shots of the working setup (Windows 7 machine) and the non-working setup (Windows 10)

Below are the urls to the same.

Windows 7 devices (domain joined or not) work well with screen blanking option
https ...

Thanks for the quick reply!!

But unfortunately, the issue exists in the version 1.3.1 as well :(

Steps followed by me:
1) installed 1.3.1 version viewer, repeater and server on respective machines.
2) Set "Virtual display" option on viewer settings.
3) Established a connection via repeater

Result ...

Hi,

I have found the following behavior in UltraVNC 1.2.4,

The Screen blanking feature works fine on Windows 7.
On Windows 10 machines though, it works in power off mode and that too only when the server is not part of a domain (AD joined),
ISSUE : When part of the domain, the screen blank works ...