About Light Switch #849
Light Switch #849 was the puzzle for Thursday, October 29, 2026, a medium one: 12 lights on, 7 presses at best. Everyone who played Light Switch that day got the same puzzle, and it stays here to play for 60 days.
New to Light Switch? The rules, tips and common questions are on the Light Switch page, and Light Switch Guide: Chase the Lights to Zero goes into strategy.
Other days of Light Switch
- Light Switch #850, Oct 30
- Light Switch #848, Oct 28
- Light Switch #847, Oct 27
- Light Switch #846, Oct 26
- Today’s puzzle, #851
Every day of the last 60 is in the puzzle archive.