

You should never set an NPC that is essential (immortal) in the vanilla game (i.e., before modifications) as mortal.

Skyrim - Removing Immortal/Esstenial Status. For example, setessential a2c8e 1 would set Lydia as immortal. Once you have the base ID, enter the command using either 1 to set him/her immortal or 0 to set him/her mortal. To find an NPC's base ID, however, you can either a) browse to their respective page (see: and/or ) or b) use the help function in-game to search for them by name, recording whatever value matches their name under the 'NPC' category of result.

The ref ID is what appears when clicking on an object with the console open. From:Usage of the 'setessential' console command is:setessential - set a character (NPC) as immortal (1) or mortal (0).Note that the and not the ref ID must be used.
