Setting up a 2nd HD /M.2 device for storage how?

Hello, if possible, unless there is a "community guide" I need step by step how to use my 2nd HD/M.2-Nvme for storage. Preferably encrypted.

I used a web search and got part of the way , however, I need clear step by step, all the way to mounting and actually using the block devices.

I’m not finding I can understand the terminology of

I realize some of it will not be “qubes-specific” if anyone is willing,

best regards

If you have both HDD and NVMe, you should make two storage pools, one for each storage type.