Fortunately the conflict that forced Windows 10 users to run Sage 50 in compatibility mode has been resolved. So if your Sage 50 suddenly won’t open after installing the newest Windows 10 updates, the fix is straightforward . If you haven’t restarted your computer since the last time Sage 50 did not open, then it’s still stuck in memory and you won’t be ready to open Sage 50 until you clear it. The simplest way to fix Sage updates don’t Show up with windows 10