To download an indicator from Forex-indicators.net

1. Right click on the indicator link
2. Choose "Save as" or "Save link as" to download the indicator.

To install your newly downloaded indicator to MT4, please use the following steps:

1. Close Metatrader4.
2. Place your new indicator into the MetaTrader "/Experts/Indicators" folder.
3. Run Metatrader4.

4. You new indicator will be available from the top menu: "Insert -> Indicators -> Custom"
or from the Navigator window on your right sidebar, again under Custom Indicators.

Watch the video presentation on adding custom indicators to MetaTrader4.