Given that licensing is now on the DC, I think it is just a preference. If you redeploy, you might have to delete the old sensor and add the new after registering the redeployed sensor to the DC. If you use a snapshot, that is already done. Also, o...
I would think a snapshot completed after any upgrade would be sufficient. As all event data is sent to the FSMC (Defense Center) as long as you have a snapshot, all you would need to do is to revert to the snapshot and push the latest policy to be ba...