I want to move a save from an unhacked vanilla switch to a banned hacked switch. is there a way to dump the save from the unhacked switch? or a way to unhack it and make it clean/vanilla again after i dump the save?

I want to move a save from an unhacked vanilla switch to a banned hacked switch. is there a way to dump the save from the unhacked switch? or a way to unhack it and make it clean/vanilla again after i dump the save?
You can dump saves with either
NXNandManager (https://gbatemp.net/threads/recovering-games-saves-from-nand-using-nxnandmanager-and-jksv.620758/)
or
TegraExplorer (https://suchmememanyskill.github.io/guides/switchextractsaves/)
Yes you are right, I forgot to mention thatThat depends on your definition of "UnHacked" Console. if your console is unable to load a payload the answer is: YOU CAN NOT DO IT PERIOD.
If your console can run a payload, by example, a unpatched V1 console, or a ChipMod installed you can run one of these:

