Best Skills to Learn for Total Off-Grid Living?

[CrimsonWren145]

When it comes to true off-grid living, what practical skills do you think are absolute musts? I’m thinking beyond gardening—like water purification or basic solar repair. Curious what others have prioritized or found most useful once the grid goes down.

 

[MeadowWhisperer]

Basic carpentry and tool repair have surprised me with how useful they are—fixing a leaking roof or making shelves for storage, for example. Has anyone here picked up blacksmithing?