VirtualBox is a complex application written largely in C++, a programming language that relies on standard libraries to execute functions. Instead of building these libraries into the software installer for every application you use, Microsoft provides a shared package of code called the Visual C++ Redistributable.
Why is it needed?
Oracle VirtualBox (especialmente versiones 6.1 y superiores, incluida la 7.0) fue compilado con Microsoft Visual C++ 2019. Esto significa que el instalador de VirtualBox y sus binarios principales (VBoxSVC.exe, VirtualBoxVM.exe) necesitan llamar a funciones específicas de esas librerías. VirtualBox is a complex application written largely in
Sin el paquete correcto, ocurren dos cosas:
Además, los Guest Additions (controladores para sistemas invitados) y el Extension Pack también dependen indirectamente de VC++ 2019. Firma digital. Debe aparecer “Microsoft Corporation”.
| Package | Link (Microsoft official) | |---------|---------------------------| | VC++ 2019 Redistributable (x86) | aka.ms/vs/16/release/vc_redist.x86.exe | | VC++ 2019 Redistributable (x64) | aka.ms/vs/16/release/vc_redist.x64.exe | | Combined (both arches) | Download both above; run as needed. |
⚠️ Do not download from third-party “DLL download” sites. Use only
microsoft.comorvisualstudio.microsoft.com. run as needed. |
Microsoft firma digitalmente el instalador. Haz clic derecho > Propiedades > Firma digital. Debe aparecer “Microsoft Corporation”.