You can use your favorite social network to register or link an existing account:
Or use your email address to register without a social network:
Sign in with these social networks:
Or enter your username and password
Forgot your password?
Yes, please link my existing account with for quick, secure access.
No, I would like to create a new account with my profile information.
Visio Answers forum
Visio MSDN forum
MSDN for Visio Developers
TechNet for Visio Services in SharePoint
Chris Hopkins' Visilog
It's been about a year since the release of Visio 2007 and Office 2007, and Microsoft has now published Service Pack 1. Here is the download link for English. You can choose another language from this link as well.
The goals of this service pack are to provide compatibility for upcoming releases such as Windows 2008 Server, improve security and address key performance and reliability issues.
A specific fix to note for Visio:
The KB article with all the details is here: