First of all, make sure that the EA is permitted to trade on your platform:
Head to the ‘Tools’ tab, select ‘Options’ then ‘Expert Advisors’ and check if the ‘Allow Automated Trading’ feature is switched on.
A smiley face should appear on the top-right corner of your chart if the EA has been successfully activated.
If the EA is still not working then you should check for any errors in the log files in the ‘Experts’ tab.
If you need further help, you need to refer to the EA provider or the MQL4 community forum.
A Virtual Private Server that functions independently according to your settings.
To add a new indicator, there are different processes depending on whether you’re working on Windows or Mac.
For Windows PC:
For MAC/OS X: