Update INSTALL.md to restore original graf

This reverts commit 20dbf8946351b71fbb4cda69ebdacb1dda2876a6.

diff --git a/INSTALL.md b/INSTALL.md
index 4239ca26715a07602f8331013b018eab236f4ffd..1215cc2613ca62e40aff6bd4dd8414d8e4b923a7 100644 (file)
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -12,8 +12,7 @@ are two alternatives which make it easier to get a consistent development enviro
 These instructions are based on Ubuntu 20.04 LTS, which is the platform used by the OSMF servers.
 The instructions also work, with only minor amendments, for all other current Ubuntu releases, Fedora and MacOSX
 
-These instructions are based on Ubuntu 18.04 LTS, which is the platform used by the OSMF servers.
-The instructions also work, with only minor amendments, for all other current Ubuntu releases, Fedora and MacOSX.
+We don't recommend attempting to develop or deploy this software on Windows. If you need to use Windows, then try developing this software using Ubuntu in a virtual machine, or use [Vagrant](VAGRANT.md).
 
 ## Dependencies