In linux, just paste the new bin over the old one and it's done, I assume it's similar with other systems.
All these years you've been deleting everything every time you upgrade to a new version?
no I used coinbase and blockchain info for wallets and did not run a node.
I recently started running a node this summer and as I have 9 computers I ran two 9.? then 11.0 I just did them on 2 different computers