@Hmatty @Tomislav Leskovic @Corti
Can't replicate the hang on closing rFactor2. The next time it happens, open the task manager, click on the details tab, then right mouse click on the rFactor2 instance which is not responding, and press analyse wait chain and post the results.
View attachment 42489
G-Hub uninstalled...all ok
Now I will try another previous version of G-Hub to see if it works