How to make a clean install of Windows 10, Windows 11 for Dell Laptops and Desktops in Legacy Mode [Legacy Boot]
Legacy Mode:
It's an old BIOS Legacy Boot Process to install Windows 10 or Windows 11.
We only recommend UEFI boot. Only use Legacy Boot if there are any issues with UEFI.I use Legacy Boot in VMware for testing. {alertInfo}
Clean Install of Windows 10, Windows 11 for Dell XPS, Inspiron, Alienware Laptop's
and Desktops: [Legacy Mode]
- Firstly, make a bootable USB flash drive for Windows 10 or Windows 11.
- Restart your PC and press F12 until your system setup or BIOS appears.
- Go to Secure Boot > Secure Boot Enable and Disable.
- Apply
- Go to Security > PTT Security and uncheck PTT [Turn off PTT]. Apply
- Go to General>Advanced Boot Options>and Checkmark Enable Legacy Options ROMs. Apply
- Go to General > Boot Sequence > Boot list option and select Legacy. Apply
- After finishing the installation of Windows 10, again Uncheck the Enable UEFI Network Stack Option and Apply in BIOS > System Configuration > Integrated NIC.
- After exiting from boot setup, press F12 until Windows 10 setup boots up.
- Install Windows 10, Windows 11, now. Finish
- After completing the installation of Windows 10, Windows 11, go to BIOS Setup and select Restore Settings to BIOS Settings or Factory Settings to be in UEFI Mode [Because every PC should be in UEFI Mode for security reasons].
- Try the Legacy Boot method only if the UEFI Boot method feels difficult to you.
NOTE: Try the Legacy Boot method only if the UEFI Boot method feels difficult to you.