MetaTrader 4 (MT4) How to install custom indicators in MetaTrader 4? Estimated reading: 1 minute 212 views To install custom indicators in MetaTrader 4, follow these steps:1. locate and copy the MT4 custom indicator file on your computer. These are the MT4 indicator files that you would have downloaded.2. Open the MetaTrader 4 platform and go to the “File” menu, then select “Open Data Folder” 3. In the data folder, open the “MQL4” folder.4. Then open the “Indicators” folder. Paste the copied indicator files into this folder.5. Finally, restart MetaTrader 4 to load the new custom indicators.