Laptop unable to open Windows Sandbox
4.5
The isolated environment fails to start with "No hypervisor found".
Symptoms
- Error 0x80040324
- Sandbox won't load
- App crash
Possible Causes
- Virtualization disabled in BIOS
- Windows Home edition
- Hyper-V conflict
Step-by-Step Fix
1
Enable VT-x/AMD-V in BIOS
Virtualization must be turned on at the hardware level.
2
Check Windows Edition
Sandbox requires Windows Pro, Enterprise, or Education.
3
Enable Hyper-V Features
Ensure "Windows Sandbox" is checked in "Turn Windows features on or off".
When to See a Technician
Sandbox is great for testing suspicious files without risking your main OS.
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