Thanks Dalchina. Never knew that clean boot existed! I always thought safe mode was the only option. And I have been futzing for decades myself. Had my own IT guy, so only learned enough to be...

Thanks. But not what I was hoping for. I dont have time to spend a day fiddling with my machine. I do have an image from a month before loading AutoCAD 2016, but I don't want to have to go through...

Same problem started happening with me a couple of weeks ago. Running 10 on an I7 with Malwarebytes, which is essential IMO. First noticed it happening when Malwarebytes was cranking (30% cpu), so...