How to disable automatic boot from USB on PC

As a basic rule, even if you happen to go away a USB storage drive related to the PC if you flip it on (reminiscent of a pen drive or an exterior exhausting drive), the PC mustn’t detect it as a boot gadget and due to this fact mustn’t give an error when beginning. the system. However, there are occasions when you may have the gadget that you’ve related, if this can be a storage gadget, the PC will imagine that it’s a boot drive and can give an error when it doesn’t have an working system put in on it.

Why do these issues occur?

There are sure situations that should be met for the system to detect a USB storage drive as a bootable gadget, and that is exactly so to stop the pc from attempting to boot from it if you flip on the PC with a USB related. In reality, even supposing within the boot configuration you may have put the USB drives first earlier than the system gadget during which you may have the working system put in, the PC ought to detect that there isn’t a working system put in on these drives and it could go to the subsequent … nevertheless, there are occasions when this doesn’t work because it ought to and that’s when issues come.

Non-operating system error

The error you obtain when this occurs ought to resemble the one within the picture above, which tells us that an working system has not been discovered and actually tells us to disconnect the gadget and press Ctrl + Alt + Del to restart the pc ( and check out once more).

This occurs as a result of regardless of not having an working system put in on the USB drive, the system is detecting it as a boot gadget, and that is due to a foul configuration within the PC’s BIOS, so let’s have a look at what we will do about it to repair it. You also needs to keep in mind that this solely normally occurs when your BIOS is configured in Legacy mode, so configure the tools in UEFI mode it is going to additionally clear up the issue.

We have an entire tutorial to change the BIOS from Legacy to UEFI in case you like this various, which though it’s extra really helpful than what we’re going to let you know beneath, additionally requires a little bit extra work and even includes some dangers (this resolution that we suggest now you haven’t any threat).

Disable USB boot

As we’ve mentioned, this downside is attributable to a foul configuration within the boot sequence within the BIOS, so after all it’s within the BIOS the place we’ve to apply the answer. To do that, restart the PC and take a look at the primary display that seems, the place you must see a message related to “Press DEL to enter Setup” or one thing related. Depending on the producer and technology of your motherboard, it may be the DEL key, F2, F10 or F12, so simply test which key you have to press to enter the BIOS, restart the PC once more and press it repeatedly to entry is.


Once within the BIOS, once more the factor relies upon on the producer, mannequin and technology of your motherboard, however as a basic rule you must go to Advanced Settings, Advanced or one thing related. On extra trendy motherboards you will notice the “Boot” choice immediately within the higher proper, and that’s the place you must go to change the configuration that pursuits us so as to clear up this downside of booting from USB.

Either means, you must discover a setting known as Boot Sequence, boot order, boot gadget, or one thing related – choose that choice and a menu will seem permitting you to choose the boot gadgets that your motherboard helps. Depending on the BIOS, there are two options right here: that you will notice completely different strains known as “First Boot Device”, “Second Boot Device”, and so on. or the choices seem immediately.

Boot sequence

The neatest thing you are able to do right here is modify the boot sequence in order that the primary choice is the storage unit (exhausting disk or SSD) the place you may have the working system put in, and neglect about all the opposite choices. This, have in mind, will disable the likelihood that the group boot immediately from a USB drive if you want it and it’ll restrict itself to solely booting from your regular storage drive, however it is going to positively clear up the issue of your laptop not beginning when you may have a USB drive related.

And what if you happen to want to begin the system from a USB?

If you already had the PC with the working system lively and working, usually you’ll by no means want to boot from a USB drive except you propose to format the pc, reinstall Windows or you’re pressured to use a Live CD to clear up issues; In any case, if in case you have beforehand disabled the choice for the pc to boot from USB, don’t fret as a result of it’s clearly reversible.

All you may have to do is entry the BIOS once more and observe the steps opposite to how we defined within the earlier step, placing the USB gadgets as the primary choice within the boot sequence however with out forgetting to put your regular storage unit as second choice, since in any other case in the intervening time you are taking out the bootable USB, the system is not going to discover your gadget to begin usually.

Boot sequence

As you possibly can see, altering the startup sequence of your laptop is one thing easy and it’ll not take you greater than a minute as soon as you already know the place the corresponding menu is to make the modification, so that you would not have to be afraid when making these modifications each time you want it.