Do I have to say it? The only crash-proof technology is a good and recent backup!
There are many steps between your email and it’s journey out of the “Outbox.” Any one of those steps could be slowing you down.
Some smart routers can act as a local DNS servers in an attempt to speed things up.
It can be pretty frightening when a search result delivers back to you the term you were searching for as an ad… particularly if you were searching for your name. But it might not be any more sinister than that.
We’ll try to isolate the reason your forwards are getting multiplied, and then look at the only way to really stop the problem once and for all!
You can put whatever you want on your new computer; it’s just a matter of transferring the data and organizing it!