New Computer---5.1 to 9.1

We are up grading our computer system at work, we are coming out of the dark ages. So now all us old dogs need to learn new tricks. When I say old dogs, I'm not kidding I think there are about 4 people that are under 50, and many are over 60. Some of us have been working Saturdays and over time during the week. I'm tired. ................