Rhino 6 on Windows 7 SP1?

[Helvetosaur]

@mikolaj

are there known problems with it

There is one -

Text tool for Rhino 6 not working

This is the Microsoft article that talks about the bug introduced in the Windows 7 update and includes a fix. The problem is related to the Windows update corrupting a .NET installation and causing font controls to potentially cause a crash. Please take a look at this document and give the fix a try.

That is why SP2 is now required as of V6 SR4…