MACD, short for moving average convergence/divergence, is a trading indicator used in technical analysis of stock prices, created by Gerald Appel in the late 1970s.
It is designed to reveal changes in the strength, direction, momentum, and duration of a trend in a stock's price.

Attached is a template to trade the Zerolag MACD.

There are 3 bbsqueeze indicators. One for EMA12. One for EMA26. And one for EMA9.
rex X means that the Bollinger band is squeezed inside the Keltner channel. Do not trade.
green dots means it's OK to trade.

As you can see in the following example, EURUSD is consolidating in the Asian session.
The Bollinger bands of EMA12, EMA26, EMA9 are squeezed.