How to change the bios boot method on Dell computers

The first step is to turn on the computer, and when the DELL icon appears, keep clicking F12 to enter the boot setup, or click F2 to enter the BIOS setup

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The second step is to click F12 if you clicked F12 in the previous step, and then press the down button on the keyboard to select BIOS SETP.

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The third step is to select "SATA Operation" in the "System Configuration" menu on the left side of the screen.

Step 3: We select the "SATA Operation" option in the "System Configuration" menu on the left side, and we see the hard disk mode on the right side as "RAID On.

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Step 4: We change the hard disk mode from "RAID On" to "AHCI" mode, and then click the "Applay" button below. Applay"

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Step 5: After the previous step, restart the computer basically can start normally, if still can not start, we can reset the BIOS settings. We clicked on "Load Defaults"

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Step 6: After the reset, we can find that the BIOS settings interface is grayed out, then we just need to reboot the computer, and the system will boot up normally. If it still fails to boot, please leave a message or leave a screenshot for me.

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