Olders

After more 2 000 000 (two 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 always welcome

2026-04-01: After 1.7.x, 1.8.x release builds need tests and feedback: https://forum.uvnc.com/viewtopic.php?t=38158

2026-03-11: CVE-2026-3787 and CVE-2026-4962 - Clarification: https://forum.uvnc.com/viewtopic.php?t=38155

2025-12-02: We need help: English Wikipedia UltraVNC page has been requested to deletion: https://forum.uvnc.com/viewtopic.php?t=38127
Any help is welcome to improve the UltraVNC page and/or to comment on the Wikipedia Talk page

2025-05-06: Forum password change request: https://forum.uvnc.com/viewtopic.php?t=38078

2023-09-21: Important: Please update to latest version before to create a reply, a topic or an issue: https://forum.uvnc.com/viewtopic.php?t=37864

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

Help is very needed for:
Windows ARM/ARM64 support: https://forum.uvnc.com/viewtopic.php?t=38163 / https://github.com/ultravnc/UltraVNC/issues/346
macOS support: https://forum.uvnc.com/viewtopic.php?t=38164 / https://github.com/ultravnc/UltraVNC/issues/347
Linux support: https://forum.uvnc.com/viewtopic.php?t=38165 / https://github.com/ultravnc/UltraVNC/issues/348
*BSD support: https://forum.uvnc.com/viewtopic.php?t=38166 / https://github.com/ultravnc/UltraVNC/issues/349
*Solaris support: https://forum.uvnc.com/viewtopic.php?t=38167 / https://github.com/ultravnc/UltraVNC/issues/350

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Announcements

Replies

Views

Last post

Celebrating the 23th anniversary of the UltraVNC (26th anniversary since the laying of the foundation stone)

Last post by Ludovic « 2025-12-05 11:12
Posted in Announcements

by Ludovic » 2025-12-05 11:12 » in Announcements

0 Replies

704054 Views

Last post by Ludovic
2025-12-05 11:12
Poll: Renaming UltraVNC files and service to be more clear

Last post by Ludovic « 2025-12-03 20:20
Posted in Announcements

by Ludovic » 2025-12-03 20:20 » in Announcements

0 Replies

435885 Views

Last post by Ludovic
2025-12-03 20:20
UltraVNC 1.6.4.0 and UltraVNC SC 1.6.4.0 Released

Last post by Ludovic « 2025-06-25 16:38
Posted in Announcements

by Ludovic » 2025-06-25 16:38 » in Announcements

0 Replies

1476321 Views

Last post by Ludovic
2025-06-25 16:38
UltraVNC 1.6.4.0 and UltraVNC SC 1.6.4.0 - Feedback

Last post by Ludovic « 2026-04-08 10:25
Posted in 1.6.x
Replies: 26
by RudiDeVos » 2025-06-22 21:06 » in 1.6.x

26 Replies

3055980 Views

Last post by Ludovic
2026-04-08 10:25
Important: Please update to latest version before to create a reply, a topic or an issue

Last post by Ludovic « 2023-09-21 10:06
Posted in Announcements

by Ludovic » 2023-09-21 10:06 » in Announcements

0 Replies

1197921 Views

Last post by Ludovic
2023-09-21 10:06

Topics

Replies

Views

Last post

Connection problems

Last post by _guru_ « 2012-09-13 16:58
Replies: 5
by garyfritz » 2011-05-16 03:54

5 Replies

37413 Views

Last post by _guru_
2012-09-13 16:58
1.0.9.6.3 mouse+keyb don't work

Last post by matgrebe « 2012-08-29 08:48
Replies: 2
by matgrebe » 2012-06-14 09:27

2 Replies

13946 Views

Last post by matgrebe
2012-08-29 08:48
Command line install near the end.

Last post by Barney47 « 2012-08-27 05:37
Replies: 1
by lucasbona » 2012-05-16 18:15

1 Replies

22391 Views

Last post by Barney47
2012-08-27 05:37
Windows icon and RDP toolbar are disappeared

Last post by danomark « 2012-08-24 05:26
Replies: 1
by danomark » 2012-06-18 06:27

1 Replies

11987 Views

Last post by danomark
2012-08-24 05:26
Ultra VNC on Windows 7

Last post by mishagogo « 2012-08-23 06:21
Replies: 2
by Himanwish » 2010-11-25 05:30

2 Replies

28922 Views

Last post by mishagogo
2012-08-23 06:21
flakey mouse on second monitor using vmware

Last post by blacktusk « 2012-08-22 02:19

by blacktusk » 2012-08-22 02:19

0 Replies

9571 Views

Last post by blacktusk
2012-08-22 02:19
Will Ctrl-Alt-Del ever work on Win7 (now 8)

Last post by racassel « 2012-08-22 01:36

by racassel » 2012-08-22 01:36

0 Replies

21432 Views

Last post by racassel
2012-08-22 01:36
Help with "Enable Blank monitor on user request"

Last post by wysejosh « 2012-08-21 17:25

by wysejosh » 2012-08-21 17:25

0 Replies

8701 Views

Last post by wysejosh
2012-08-21 17:25
MSRC4Plugin Not Compatiable with 1.0.9.x

Last post by racassel « 2012-08-20 21:21
Replies: 31
by YY » 2011-04-21 11:27
1

2
31 Replies

157300 Views

Last post by racassel
2012-08-20 21:21
Enabling Mouse and Keyboard on Server

Last post by pdr « 2012-08-16 01:29
Replies: 1
by pdr » 2012-08-13 16:20

1 Replies

10227 Views

Last post by pdr
2012-08-16 01:29
Single Window Sharing

Last post by xenolux « 2012-08-13 17:32
Replies: 2
by chithra » 2010-10-26 12:57

2 Replies

24126 Views

Last post by xenolux
2012-08-13 17:32
Connection lost when user logs off or switching users

Last post by ninefofo « 2012-08-11 00:23
Replies: 15
by gai-jin » 2011-03-02 15:21

15 Replies

82349 Views

Last post by ninefofo
2012-08-11 00:23
VNC viewer keeps crashing

Last post by Prisma « 2012-08-10 13:16
Replies: 4
by wavesailor » 2011-08-13 14:05

4 Replies

19939 Views

Last post by Prisma
2012-08-10 13:16
[Fixed] Log Off Quits VNC

Last post by vncuser « 2012-08-10 09:00
Replies: 8
by UltraCombo » 2011-04-08 14:32

8 Replies

46901 Views

Last post by vncuser
2012-08-10 09:00
"server running as application" after upgrade

Last post by kittle « 2012-08-09 23:46

by kittle » 2012-08-09 23:46

0 Replies

8055 Views

Last post by kittle
2012-08-09 23:46
1.0.9.6.2 Windows 7x64 Ctrl Alt Del not working

Last post by joelsplace « 2012-08-08 17:31

by joelsplace » 2012-08-08 17:31

0 Replies

20023 Views

Last post by joelsplace
2012-08-08 17:31
UltraVNC Viewer not starting "properly" on Win7

Last post by lunokhod « 2012-07-27 07:55

by lunokhod » 2012-07-27 07:55

0 Replies

20430 Views

Last post by lunokhod
2012-07-27 07:55
Firefox 4 Hanging...

Last post by sen_tricon « 2012-07-12 01:56
Replies: 18
by Cheval » 2011-06-07 08:08

18 Replies

57018 Views

Last post by sen_tricon
2012-07-12 01:56
Backwards compatibility, 1.0.9.6 and 1.0.8.2

Last post by mokris « 2012-07-11 12:58

by mokris » 2012-07-11 12:58

0 Replies

7240 Views

Last post by mokris
2012-07-11 12:58
1.0.9.6 versus 1.0.8.2 security

Last post by rvicker « 2012-07-10 18:28

by rvicker » 2012-07-10 18:28

0 Replies

19391 Views

Last post by rvicker
2012-07-10 18:28
Ctrl+Alt+Delete Windows 7

Last post by gumbo « 2012-07-05 11:36
Replies: 2
by sbarnett » 2011-12-15 16:10

2 Replies

26410 Views

Last post by gumbo
2012-07-05 11:36
10962 update

Last post by Prisma « 2012-06-25 12:24
Replies: 25
by RudiDeVos » 2012-01-01 23:17

25 Replies

101110 Views

Last post by Prisma
2012-06-25 12:24
Instrallation through proxy/firewall

Last post by smaunsell « 2012-06-19 23:19

by smaunsell » 2012-06-19 23:19

0 Replies

19883 Views

Last post by smaunsell
2012-06-19 23:19
Unable to execute file

Last post by nanite2000 « 2012-06-14 04:34

by nanite2000 » 2012-06-14 04:34

0 Replies

19837 Views

Last post by nanite2000
2012-06-14 04:34
Should I install the optional non-GPL Mirror Driver?

Last post by nanite2000 « 2012-06-14 04:19

by nanite2000 » 2012-06-14 04:19

0 Replies

18580 Views

Last post by nanite2000
2012-06-14 04:19
no icons in 1.0.9.6.2

Last post by jbuszkie « 2012-06-11 15:51
Replies: 7
by jbuszkie » 2012-03-21 22:54

7 Replies

27054 Views

Last post by jbuszkie
2012-06-11 15:51
1.0.9.6.2 Connection Rejected by user

Last post by RudiDeVos « 2012-06-07 17:50
Replies: 1
by jdgstat » 2012-06-04 04:17

1 Replies

12117 Views

Last post by RudiDeVos
2012-06-07 17:50
Win 7 and taskbar

Last post by RudiDeVos « 2012-06-07 17:33
Replies: 1
by amsgomes » 2012-06-04 21:53

1 Replies

9242 Views

Last post by RudiDeVos
2012-06-07 17:33
Question about Encryption & plugins

Last post by davidgrudek « 2012-06-04 14:40
Replies: 1
by nuddbard » 2012-06-01 20:31

1 Replies

9832 Views

Last post by davidgrudek
2012-06-04 14:40
multiple monitors - requirements

Last post by dbecker88 « 2012-06-02 19:32

by dbecker88 » 2012-06-02 19:32

0 Replies

19880 Views

Last post by dbecker88
2012-06-02 19:32
Posible bug: Admin Properties change grants full access

Last post by caveman « 2012-06-01 23:41
Replies: 1
by atag40 » 2011-02-26 00:08

1 Replies

22947 Views

Last post by caveman
2012-06-01 23:41
Question about Encryption & plugins

Last post by nuddbard « 2012-06-01 19:23

by nuddbard » 2012-06-01 19:23

0 Replies

6504 Views

Last post by nuddbard
2012-06-01 19:23
[Solved] Ctrl-Alt-Del not working at all in Windows 7

Last post by hancp « 2012-05-22 15:55
Replies: 7
by yutt » 2010-01-11 21:23

7 Replies

104165 Views

Last post by hancp
2012-05-22 15:55
Connection get lost after logout a domain user

Last post by jender « 2012-05-18 08:01
Replies: 27
by tschmidt » 2010-12-15 11:04

27 Replies

132710 Views

Last post by jender
2012-05-18 08:01
Remote User Account Login

Last post by jender « 2012-05-18 07:54

by jender » 2012-05-18 07:54

0 Replies

9570 Views

Last post by jender
2012-05-18 07:54
SC not connecting

Last post by tg_harris « 2012-05-12 23:42
Replies: 1
by hectorahinojosa » 2012-04-19 03:37

1 Replies

8667 Views

Last post by tg_harris
2012-05-12 23:42
CAD.exe in Windows7 and Vista

Last post by nazee_86 « 2012-04-25 08:16
Replies: 15
by exillion » 2009-11-15 00:35

15 Replies

130426 Views

Last post by nazee_86
2012-04-25 08:16
VNC 4

Last post by mattsupport « 2012-04-23 11:19

by mattsupport » 2012-04-23 11:19

0 Replies

24573 Views

Last post by mattsupport
2012-04-23 11:19
Keyboard mapping messed up.

Last post by JustMe23 « 2012-04-21 12:24
Replies: 1
by JustMe23 » 2012-04-12 21:30

1 Replies

22780 Views

Last post by JustMe23
2012-04-21 12:24
CTRL ALT DEL does nothing Windows 7

Last post by knavegrs « 2012-04-14 16:07
Replies: 7
by jweitzel » 2011-04-05 20:36

7 Replies

51531 Views

Last post by knavegrs
2012-04-14 16:07
Server site multi monitor test builds

Last post by RudiDeVos « 2012-04-10 19:52
Replies: 36
by RudiDeVos » 2011-05-02 13:25
1

2
36 Replies

169400 Views

Last post by RudiDeVos
2012-04-10 19:52
Accept Reject Prompts

Last post by zorzy « 2012-04-10 10:22
Replies: 15
by davidgrudek » 2012-03-07 16:42

15 Replies

56236 Views

Last post by zorzy
2012-04-10 10:22
Login problems - Win Server 2008 R2

Last post by power802 « 2012-04-08 23:53

by power802 » 2012-04-08 23:53

0 Replies

11091 Views

Last post by power802
2012-04-08 23:53
Screen Blanking with mirror driver

Last post by LividLucifer « 2012-04-03 11:18

by LividLucifer » 2012-04-03 11:18

0 Replies

8801 Views

Last post by LividLucifer
2012-04-03 11:18
Unable to remote using mslogon II with 2 groups

Last post by C4B « 2012-03-28 22:48

by C4B » 2012-03-28 22:48

0 Replies

9572 Views

Last post by C4B
2012-03-28 22:48
Adverts

Last post by RudiDeVos « 2012-03-28 20:39
Replies: 3
by mattsupport » 2012-03-27 12:30

3 Replies

30285 Views

Last post by RudiDeVos
2012-03-28 20:39
Screen corruption and BSODs with nVidia Geforce GTX560-Ti

Last post by partof « 2012-03-27 18:59
Replies: 2
by partof » 2012-03-26 18:26

2 Replies

12264 Views

Last post by partof
2012-03-27 18:59
Slow or no keyboard entry

Last post by BrentBergin « 2012-03-27 18:44

by BrentBergin » 2012-03-27 18:44

0 Replies

20920 Views

Last post by BrentBergin
2012-03-27 18:44
System Tray Properties & Admin Properties

Last post by mattsupport « 2012-03-27 13:09
Replies: 2
by mattsupport » 2012-03-27 10:22

2 Replies

28234 Views

Last post by mattsupport
2012-03-27 13:09
User Prompt Box

Last post by YY « 2012-03-17 03:28
Replies: 2
by ivanovich07 » 2010-08-31 14:13

2 Replies

26015 Views

Last post by YY
2012-03-17 03:28

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