![Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub](https://user-images.githubusercontent.com/29574622/173393521-a69ee208-ad58-4b8d-97e8-fa3ecf6c0a0e.jpg)
Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub
After Windows Update (automatic) Red Message "Invalid Signature detected. Check Policy in Setup" - Dell Community
![Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub](https://user-images.githubusercontent.com/29574622/173393546-0f71a7f0-b100-416e-98d7-5a37e1af98cf.jpg)
Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub
![After Windows Update (automatic) Red Message "Invalid Signature detected. Check Policy in Setup" - Dell Community After Windows Update (automatic) Red Message "Invalid Signature detected. Check Policy in Setup" - Dell Community](https://vjauj58549.i.lithium.com/community/s/legacyfs/online/en/communityserver.discussions.components.files/3518/IMG_20171216_075813%20small.jpg)