Game guide · JYDEJI
Learn the rules of Lights Out
Open Lights Out, check the instructions and begin a round. Turn every light off. Every supplied starting state is made by valid flips from an all-off board and is therefore solvable. Keep the game area visible while you use its controls. Choose a comfortable screen position before beginning. Keep the game area visible while you use its controls.
An idea for your next attempt
Read one step at a time and try it on the playing area. Match the instruction to the control you use. Use the example to check your reasoning.
Your goal
Turn every light off. Every supplied starting state is made by valid flips from an all-off board and is therefore solvable. The feedback beside the game helps you follow the round. Return to the instructions when a step is unclear.
The playing sequence
- Select a light or an unlit tile.
- The selected tile and its orthogonal neighbours switch state.
- Plan flips so that previously cleared rows stay cleared.
- Use Undo to try another approach.
Controls
Use the on-screen controls with a mouse or touch. A careful first action helps you become familiar with the layout. Read the example below alongside these instructions.
An example to follow
Tapping the centre changes five cells. Tapping a corner changes three. Diagonal neighbours are not affected. Apply the same reasoning to the position in your own round. Keep the game’s format in mind.
A mistake to avoid
An unlit tile can still be tapped; it may be necessary to solve the board. A different version of the game may use a different rule. Keep the stated aim separate from side details such as animation or appearance. Progress is measured by the game’s own completion or scoring rules.
Game-specific help
For a quick reminder, what is the goal of Lights Out?
Turn every light off. Every supplied starting state is made by valid flips from an all-off board and is therefore solvable.
When I return, how do I control Lights Out?
The key detail is this: Use the on-screen controls with a mouse or touch.
While reading the Guide, what example helps explain Lights Out?
For clarity: Tapping the centre changes five cells. Tapping a corner changes three. Diagonal neighbours are not affected.
For this browser game, what should I watch out for in Lights Out?
Keep this in mind: An unlit tile can still be tapped; it may be necessary to solve the board.
When I return, what format does Lights Out offer?
Play using the solo mode shown on this page. Read the controls before starting a new round.
While learning, which play mode does Lights Out use?
The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.
While reading the Guide, where should I start with Lights Out?
For clarity: Select a light or an unlit tile.
Before I begin, do I need an account or a payment for Lights Out?
Keep this in mind: No player account or payment is needed. Game scores are recreational results, not cash prizes.
On this playing page, how can I find Lights Out again?
Here is the relevant explanation: Use the Games list or save this game page in your browser bookmarks. The Guide is linked from the playing page.
When I return, how do I report an issue with Lights Out?
Use the contact form and include the game name, browser, device and the actions that led to the issue. Do not send passwords or payment details.