MetaTrader 5 build 3090: Improvements and fixes

Terminal: Three new languages have been added to French, Italian and Turkish

21 October 2021


  1. Fixed an error which could cause custom trading symbols to disappear under certain conditions.
  2. Improved menu and toolbar icons.
  3. Three new languages have been added to French, Italian and Turkish.

    Now the largest community of algorithmic traders is available in 11 languages. We have already localized the website interface, documentation and important forum topics. Articles and Economic Calendar in the new languages will also become available soon.

  4. Fixed errors reported in crash logs.


  1. Fixed bugs in the StringConcatenate function.
  2. Fixed setting of the _LastError value when working with the FileSave function. The variable could contain a null value instead of the description of the function error under certain conditions.
  3. Fixed data import from resources to double type arrays.


  1. Fixed an error which caused the chart window to freeze during visual testing.
Updated documentation