A new version of MetaTrader 5 has been available through auto-update since yesterday - build 5200. It is a major feature-rich release with a lot of bug-fixing in it. It will likely break a lot of old code (it will stop compiling) and :
Dark/light mode can now be made automatic based on Windows...
How can I automatically compile an mt4 EA?
With this I mean...
How can I from a windows command line, invoke the metatrader compiler, point to a file for it to compile it.