After more 1 000 000 (one million) views on forum for 1.5.0.x development versions... and 1.6.1.0, 1.6.3.0-dev versions
A new stable version, UltraVNC 1.6.4.0 and UltraVNC SC 1.6.4.0 have been released: https://forum.uvnc.com/viewtopic.php?t=38095
Feedback is welcome

Celebrating the 22th anniversary of the UltraVNC (25th anniversary since the laying of the foundation stone): https://forum.uvnc.com/viewtopic.php?t=38031

Important: Please update to latest version before to create a reply, a topic or an issue: https://forum.uvnc.com/viewtopic.php?t=37864

Forum password change request: https://forum.uvnc.com/viewtopic.php?t=38078

Development: UltraVNC development is always here... Any help is welcome.
Feedback is welcome

Join us on social networks and share our announcements:
- Website: https://uvnc.com/
- GitHub: https://github.com/ultravnc
- Mastodon: https://mastodon.social/@ultravnc
- Bluesky/AT Protocol: https://bsky.app/profile/ultravnc.bsky.social
- Facebook: https://www.facebook.com/ultravnc1
- X/Twitter: https://x.com/ultravnc1
- Reddit community: https://www.reddit.com/r/ultravnc
- OpenHub: https://openhub.net/p/ultravnc

Search found 93 matches

by Ludovic
2025-06-30 20:27
Forum: 1.6.x
Topic: UltraVNC 1.6.1.0 - Feedbacks
Replies: 38
Views: 294869

Re: UltraVNC 1.6.1.0 - Feedbacks

@Rudi De Vos has created a 1.6.4.0 build, please update and please do a feedback:
- https://forum.uvnc.com/viewtopic.php?t=38095
by Ludovic
2025-06-27 15:33
Forum: 1.6.x
Topic: UltraVNC 1.6.4.0 - Feedbacks
Replies: 8
Views: 29061

Re: UltraVNC 1.6.4.0 - Feedbacks

dichvu : Rudi De Vos has replied here:
- https://forum.uvnc.com/viewtopic.php?p=112652#p112652



Setup.msi /quiet WRAPPED_ARGUMENTS="ALLUSERS=1"


@dichvu: If ALLUSERS is a Inno Setup commandline is need to be like this with a /
- https://jrsoftware.org/ishelp/index.php?topic=setupcmdline ...
by Ludovic
2025-06-25 17:43
Forum: 1.6.x
Topic: UltraVNC 1.6.3.0-dev - Feedbacks
Replies: 13
Views: 72788

Re: UltraVNC 1.6.3.0-dev - Feedbacks

UltraVNC 1.6.4.0 and UltraVNC SC 1.6.4.0 have been released:
- https://forum.uvnc.com/viewtopic.php?t=38095
by Ludovic
2025-06-25 16:38
Forum: Announcements
Topic: UltraVNC 1.6.4.0 and UltraVNC SC 1.6.4.0 Released
Replies: 0
Views: 18901

UltraVNC 1.6.4.0 and UltraVNC SC 1.6.4.0 Released

UltraVNC 1.6.4.0 (release):
- https://uvnc.com/products/ultravnc.html
- https://uvnc.com/downloads/ultravnc.html
- https://uvnc.com/downloads/ultravnc/164-ultravnc-1-6-4-0.html

UltraVNC SC 1.6.4.0 (experimental):
- https://uvnc.com/products/ultravnc-sc.html
- https://uvnc.com/downloads/ultravnc-sc ...
by Ludovic
2025-06-19 10:44
Forum: General help
Topic: Gray screen and X cursor
Replies: 1
Views: 22206

Re: Gray screen and X cursor

@g.brune: What is the situation of your topic?
Your problem has been solved?
Have you tried a recent version?
If not, can you do it?
by Ludovic
2025-06-19 10:42
Forum: General help
Topic: UltraVNC through a VPN connection - Grey Screen
Replies: 1
Views: 3252

Re: UltraVNC through a VPN connection - Grey Screen

@RonnieM: What is the status of your topic?
Have you solved your problem?
by Ludovic
2025-06-18 23:10
Forum: Feature requests
Topic: UltraVNC Viewer exit on authentication failed
Replies: 1
Views: 34183

Re: UltraVNC Viewer exit on authentication failed

@massimos: Your problem has been solved?
Since the ticket, there are new UltraVNC versions, can you check?
Please do a feedback.
by Ludovic
2025-06-18 21:17
Forum: 1.6.x
Topic: UltraVNC 1.6.3.0-dev - Feedbacks
Replies: 13
Views: 72788

Re: UltraVNC 1.6.3.0-dev - Feedbacks

@ThomasLevering: All your comments/requests/fixes since several years have been added?
Please specified if one has been forgotten.
by Ludovic
2025-06-17 23:32
Forum: General help
Topic: UltraVNC Viewer connection to Windows 2019 Server terminate the exiting RDP session
Replies: 2
Views: 21069

Re: UltraVNC Viewer connection to Windows 2019 Server terminate the exiting RDP session

@ingridcao: Have you seen the @rvk answer?
Have you installed the latest UltraVNC build?
by Ludovic
2025-06-17 23:17
Forum: General help
Topic: IPv6 - Failed to get server address
Replies: 5
Views: 33926

Re: IPv6 - Failed to get server address

@joerg04: Can you test 1.6.1.0 and 1.6.3.0-dev builds?
by Ludovic
2025-06-17 19:27
Forum: General help
Topic: Message Box
Replies: 1
Views: 3649

Re: Message Box

@basso: Can you update your UltraVNC version?
Your problem is always here?
Can you publish a screenshot with Message Box windows?
by Ludovic
2025-06-03 17:21
Forum: 1.6.x
Topic: UltraVNC 1.6.2.0-dev - Feedbacks
Replies: 3
Views: 18097

Re: UltraVNC 1.6.2.0-dev - Feedbacks

@Rudi De Vos has created a 1.6.3.0-dev build, please test it:
- https://forum.uvnc.com/viewtopic.php?t=38091
by Ludovic
2025-06-03 17:18
Forum: 1.6.x
Topic: UltraVNC 1.6.1.0 - Feedbacks
Replies: 38
Views: 294869

Re: UltraVNC 1.6.1.0 - Feedbacks

@Rudi De Vos has created a 1.6.3.0-dev build, please test it:
- https://forum.uvnc.com/viewtopic.php?t=38091
by Ludovic
2025-05-20 21:14
Forum: 1.6.x
Topic: UltraVNC 1.6.1.0 - Feedbacks
Replies: 38
Views: 294869

Re: UltraVNC 1.6.1.0 - Feedbacks

Rudi De Vos has created a 1.6.2.0-dev build, please test it:
- https://forum.uvnc.com/viewtopic.php?t=38083

In the future, UltraVNC will only use good Microsoft folder rules, no user files will be in "Program Files" or "Program Files (x86)", it will be by default in:
- %ProgramData%
- %AppData%
by Ludovic
2025-05-07 22:34
Forum: 1.6.x
Topic: UltraVNC 1.6.0.0 - Feedbacks
Replies: 20
Views: 62163

Re: UltraVNC 1.6.0.0 - Feedbacks

UltraVNC 1.6.1.0 and UltraVNC SC 1.6.1.0 have been released:
- https://forum.uvnc.com/viewtopic.php?t=38080
by Ludovic
2025-05-07 21:45
Forum: Announcements
Topic: UltraVNC 1.6.1.0 and UltraVNC SC 1.6.1.0 Released
Replies: 0
Views: 127437

UltraVNC 1.6.1.0 and UltraVNC SC 1.6.1.0 Released

UltraVNC 1.6.1.0 (release):
- https://uvnc.com/products/ultravnc.html
- https://uvnc.com/downloads/ultravnc.html
- https://uvnc.com/downloads/ultravnc/163-ultravnc-1-6-1-00.html

UltraVNC SC 1.6.1.0 (experimental):
- https://uvnc.com/products/ultravnc-sc.html
- https://uvnc.com/downloads/ultravnc-sc ...
by Ludovic
2025-05-06 21:08
Forum: Announcements
Topic: Forum: Password change request
Replies: 0
Views: 5737

Forum: Password change request

Dear all,

Several forum users have never changed this password since the official forum creation.

We have started the process of changing your current password to a new one.

When you will log-in, you will be prompted to enter a new password for your account ...
by Ludovic
2025-04-29 21:55
Forum: 1.6.x
Topic: UltraVNC 1.6.0.0 - Feedbacks
Replies: 20
Views: 62163

Re: UltraVNC 1.6.0.0 - Feedbacks

@vbultravnc: Right click on UltraVNC Server taskbar icon -> Settings -> Rules
Look rules: "Allow", "Query", "Refuse".
by Ludovic
2025-04-24 20:56
Forum: 1.5.x
Topic: UltraVNC 1.5.0.X-dev - Feedbacks
Replies: 83
Views: 1505500

Re: UltraVNC 1.5.0.X-dev - Feedbacks

Please use the latest UltraVNC or UltraVNC SC releases:
- https://forum.uvnc.com/viewforum.php?f=56
by Ludovic
2025-04-24 20:55
Forum: 1.4.3.x
Topic: UltraVNC 1.4.3.6 - Feedbacks
Replies: 44
Views: 431453

Re: UltraVNC 1.4.3.6 - Feedbacks

UltraVNC 1.6.0.0 and UltraVNC SC 1.6.0.0 have been released:
- https://forum.uvnc.com/viewtopic.php?t=38076
by Ludovic
2025-04-24 20:46
Forum: Announcements
Topic: UltraVNC 1.6.0.0 and UltraVNC SC 1.6.0.0 Released
Replies: 0
Views: 15500

UltraVNC 1.6.0.0 and UltraVNC SC 1.6.0.0 Released

UltraVNC 1.6.0.0 (release):
- https://uvnc.com/products/ultravnc.html
- https://uvnc.com/downloads/ultravnc.html
- https://uvnc.com/downloads/ultravnc/161-ultravnc.html

UltraVNC SC 1.6.0.0 (experimental):
- https://uvnc.com/products/ultravnc-sc.html
- https://uvnc.com/downloads/ultravnc-sc.html ...
by Ludovic
2025-04-24 06:11
Forum: General help
Topic: can I have 2 instances of UltraVNC Server running on a Windows10 PC?
Replies: 5
Views: 9032

Re: can I have 2 instances of UltraVNC Server running on a Windows10 PC?

What is the situation now?
Can you test with 1.4.3.6 and 1.5.0.18-dev?
by Ludovic
2025-04-24 05:53
Forum: General help
Topic: New server by newbie doesn't respond
Replies: 4
Views: 8436

Re: New server by newbie doesn't respond

It has been solved?
by Ludovic
2025-04-24 05:44
Forum: General help
Topic: UltraVNC Repeater Load
Replies: 1
Views: 5747

Re: UltraVNC Repeater Load

Have you done it?

We will be interesting by results.
by Ludovic
2025-04-24 05:39
Forum: General help
Topic: Cursor
Replies: 3
Views: 9450

Re: Cursor

Have you always this problem?
by Ludovic
2025-04-24 05:38
Forum: General help
Topic: The window becomes transparent
Replies: 1
Views: 5976

Re: The window becomes transparent

Have you this problem with 1.4.3.6 or 1.5.0.18-dev version?
by Ludovic
2025-04-13 22:55
Forum: 1.5.x
Topic: UltraVNC 1.5.0.X-dev - Feedbacks
Replies: 83
Views: 1505500

Re: UltraVNC 1.5.0.X-dev - Feedbacks

UltraVNC 1.5.0.18-dev:
- https://uvnc.eu/download/1504/UltraVNC_15018-dev.zip
- https://uvnc.eu/download/1504/UltraVNC_15018_x64_Setup.exe
- https://uvnc.eu/download/1504/UltraVNC_15018_x86_Setup.exe

UltraVNC 1.5.0.18-dev - April 2025:
- Use single DLL instead of V2 version

UltraVNC 1.5.0.17-dev ...