At whatever point you boot your Windows PC, you get a look at a message expressing that you should press a button if you need to enter the BIOS menu.
The BIOS menu, in addition to other things, is the place you can see your PC’s boot need list. The boot need list is the request wherein your PC will pick where to boot off of. This implies by changing the boot request, you could set your PC to boot off of a removable plate, a USB stick or even a circle.
Notwithstanding, a few users have revealed that their PCs now and again appear to disregard the boot arranges all without anyone else.
If the external HD is MBR then I think you have to turn off EUFI. Also secure booting. Afaik if EUFI is enabled then only GPT Windows partitions can boot(or OS that can handle EUFI such as some Linux distros.) I believe in the EUFI options you must have Legacy or Legacy + EUFI selected or MBR type drives just will not boot.
For my backup image software, I had to set up a USB to boot using EUFI(well, Macrium did it for me.) In that case, all I have to do is select the USB in the boot order.
UEFI in NO frame or shape necessitates that a UEFI OS is used for boot – you should – particularly on a PC get a decision in the bootup menu – as a rule by squeezing the ESC key or comparable – you regularly don’t have to get into the full BIOS.
What however is MANDATORY is to DISABLE PROTECTED (or SECURE) BOOT (and if there is likewise a checkbox for empowering inheritance boot watch that as well).
UEFI IS NOT SECURE BOOT (despite the fact that you will require a UEFI framework so as to USE secure boot).
Nothing in the UEFI spec stops an ordinary MBR circle from booting. Numerous Linux lives CD’s for instance boot absolutely from an outside USB stick – and these can be either UEFI, standard or Hybrid where you’ll find in the boot menu TWO decisions for a similar device one stamped/named UEFI and the other not.
How to Fix Boot Order Skipping:
Check whether the boot media is working appropriately.
In principle, there is no motivation behind why a PC would overlook a boot request except if the main decisions that you named were invalid.
This is because the PC will take all the boot choices altogether, and boot off of the main substantial one it finds.
In that capacity, if you changed the boot request as of late, settle on sure your first decisions are none of the ones underneath:
- A USB stick that wasn’t made to be bootable
- A drive that doesn’t contain any framework files
- Any USB stick, CD or drive that is unfilled or harmed
Furthermore, the issue can likewise come from the manner in which the media is connected to the PC, not simply the media itself.
Thusly, you ought to likewise attempt the accompanying:
- Verify whether your optical drive is working appropriately
- Change the USB port where you embedded the bootable stick
If you’re attempting to boot off of an outer hard drive, ensure the connecting link is appropriately embedded and not harmed
Reset your BIOS by evacuating the CMOS battery
Here and there resetting your BIOS will evacuate such issues, so take a stab at doing this by following these steps:
- You should initially disconnect your PC from any power source.
- If you are using a Laptop, this incorporates expelling the battery
- Open your PC’s cover, and find the CMOS battery
- Take out the battery
- Press the power button for around 10 seconds
- Set up the CMOS battery back
- Boot the PC
By ensuring you stay away from any of these normal errors, you will never again have an issue with your Windows 10 PC disregarding your assigned boot request.