MQL5 ReferenceStandard LibraryTrade ClassesCTerminalInfoIsDLLsAllowed BuildIsConnectedIsDLLsAllowedIsTradeAllowedIsEmailEnabledIsFtpEnabledMaxBarsCodePageCPUCoresMemoryPhysicalMemoryTotalMemoryAvailableMemoryUsedIsX64OpenCLSupportDiskSpaceLanguageNameCompanyPathDataPathCommonDataPathInfoIntegerInfoString IsDLLsAllowed Gets the information about permission of DLL usage. bool IsDLLsAllowed() const Return Value true - DLL usage is allowed, otherwise - false. Note Permission of DLL usage is defined by TerminalInfoInteger() function (TERMINAL_DLLS_ALLOWED property). IsConnected IsTradeAllowed