How to disable Secure Boot mode on BIOS for Dell machines : Evren Support Portal
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UEFI Validation Option ROM Guidance | Microsoft Learn
How To Fix Secure Boot Is Not Allowed If Legacy Option ROMs Allowed - YouTube
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Legacy option ROMs cannot be enabled with PTT enabled - Computer How To
Deactivate OPROM Reduce boot time - Thomas-Krenn-Wiki-en
Legacy option ROMs cannot be enabled with PTT enabled - YouTube
![SOLVED] Enabling Legacy Boot in Dell PCs](https://content.spiceworksstatic.com/service.community/p/post_images/0000087278/554a5240/attached_image/Capture.PNG "SOLVED] Enabling Legacy Boot in Dell PCs")
SOLVED] Enabling Legacy Boot in Dell PCs
How to switch UEFI BIOS to Legacy BIOS on a PC
Windows 10 Help Forums
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My laptop has a legacy BIOS. I need to change it to UEFI as I needed to enable secure boot. How can I do it without any data loss and how do
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