With the recent announcement that the Nintendo Switch 3.01 patches a critical vulnerability of the Switch OS, people on the scene are asking around if a downgrade of the console is possible. It's not.
http://wololo.net/2017/08/24/nintend...s-downgrading/
http://switchbrew.org/index.php?titl...Anti-downgrade
http://wololo.net/2017/08/24/nintend...s-downgrading/
http://switchbrew.org/index.php?titl...Anti-downgrade