After chasing the lights, the only lit cells are now on the fifth and final row.

If the first, second, and third lights are on, click the second cell on the first row. If the first, second, fourth, and fifth lights are on, click the third cell on the first row. If the first, third, and fourth lights are on, click the fifth cell on the first row. If the first and fifth lights are on, click the first and second cells on the first row. If the second, third, and fifth lights are on, click the first cell on the first row. If the second and fourth lights are on, click the first and fourth cells on the first row. If the third, fourth, and fifth lights are on, click the fourth cell on the first row.

For 9x9 grids: Chasing the lights down a second time will solve the puzzle or leave you with every odd numbered cell turned on. To solve this situation, click the top left cell in the first row and chase the lights down again. [5] X Research source The Chasing the Lights method won’t solve the puzzle in the fewest moves. When you play using this method, you will probably click some cells multiple times.

Simply chase the lights down once to solve the puzzle! For example, you might have a puzzle where you chase the lights down and are left with the first and fifth lights lit on the fifth row. This means that when you reset the puzzle to its original configuration, you will click the second cell on the first row. Simply chase the lights down once to turn off all the lights.

There are also 3x3 and 9x9 grid variations.

For instance, if you press a cell that is lit on the second row, that turns the cell off. However, that will change the state of the cells beside it, above it, and below it.