Hello, and a happy New Year to you, Werner
Welcome to Bleeping Computer.
We'll try to answer any questions you, or the grandkids, may have.
Please take the time, to browse the New User Orientation
forum, to help familiarize yourself with how the board works.
If you have any questions about how to use this site, this forum will probably answer them.
Also, don't forget to check out the Tutorials
There's a lot of very useful information, in there.