The Zigzag Autochannel Indicator is a useful and popular free Forex indicator for MT4. It helps identify trends and channels in the market by automatically drawing a channel based on the zigzag indicator. It works by plotting a line on the chart that follows the highs and lows of the zigzag indicator. The Zigzag Autochannel indicator is easy to use and is popular amongst traders for its accuracy in detecting trends. It is also compatible with all versions of MT4. The Zigzag Autochannel Indicator is a great tool for traders who want to identify trends and channels quickly and accurately.