Yesterday, the Build 2875 of MetaTrader 5 platform was released. You can update your platform by restarting it or by clicking Help->Check Desktop Updates->Latest Release Version. The new build mainly fixes the bugs introduced in the previous release (2860):
https://www.mql5.com/en/forum/366204
If you find a bug or some undocumented feature in the new build, please post about it here.
- Fixed a bug that caused MQL5 standard programs to be copied to the root of the MetaTrader's data folder instead of the /MQL5/ subfolder.
- Fixed an error that prevented logging into the built-in chat.
- Fixed errors that caused debugging and profiling to crash in MetaEditor.
- Fixed optimization using MQL5 Cloud Network, which could sometimes fail to start.
https://www.mql5.com/en/forum/366204
If you find a bug or some undocumented feature in the new build, please post about it here.