Bathroom bath bomb switch connection problem?

In fact, it is very simple: you know the live wire of the old switch, connect the live wire into any one of the two holes connected by the blue wire of the new switch, the switch will have the live wire, the switch is two groups, the manufacturer used this blue wire for convenience, so that the two switches are connected.

There are still five wires on the old switch, which correspond to the new switch, isn't it?

In fact, these five lines are connected at random, and the bath bomb will react when you open it. It's because there is a mark on the panel, which wire controls which function of the bath bomb.

The bath bomb switch does not require a neutral line here.

"There are a total of 7 bath bomb lines, and 6 of them are used on the old switches. "The line that isn't on the switch is the neutral line, connected to the zero line above the ceiling. Just follow the picture below to wiring it.