Yesterday, a new version of the MetaTrader 5 platform was released by MetaQuotes - Build 3540. It should now be available via automatic update feature in your broker's MT5. It focuses on the account opening interface and on MQL5 coding improvements:

MetaQuotes' forum announcement thread:
https://www.mql5.com/en/forum/437723
If you find a bug or some undocumented feature in the new build, please post about it here.
- Optimized and accelerated the built-in account opening form.
- Updated translations of Terminal's user interface.
- Added new methods for the COpenCL standard class.
- Added
TERMINAL_CPU_NAMEandTERMINAL_OS_VERSIONto theENUM_TERMINAL_INFO_STRINGenumeration to get information on the computer's CPU and operating system. - The
table_or_sqlparameter of theDatabasePrint()andDatabaseExport()functions will now correctly work if it receives a table name instead of an SQL query. - Databases will now correctly show up to 64 columns in MetaEditor.
- Fixed debugger operation with breakpoints on short conditional constructions.
- Fixed some other errors.

MetaQuotes' forum announcement thread:
https://www.mql5.com/en/forum/437723
If you find a bug or some undocumented feature in the new build, please post about it here.