icacls "C:\Program Files\ECM Titanium\smartkey.dll" /grant "Users:(RX)" Why: DLL may depend on Visual C++ runtimes or .NET.
Commands (Admin CMD / PowerShell):
Note: regsvr32 works only for self-registering COM DLLs. Why: System corruption can indirectly break DLL loading. ecm titanium smartkey.dll error fix
Command (Admin PowerShell / CMD):