By default the "OBV/MACD" MA is hidden. Check the box "Show OBV/MACD Moving Average" in settings to see it.
-Removed option to show SD1, SD2 and SD3 since this option was not working. They are all enabled and merged by default.
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.