Reboot and Select Proper Boot Device Error in Windows 10

Before we discuss ways to fix Reboot and Select Proper Boot Device error, we should first talk about what does Reboot and Select Proper Boot Device error mean, i.e., when your computer system’s BIOS is having some trouble finding the boo-table drive or devices is called as Reboot and Select Proper Boot Device.

Reboot and Select Proper Boot Device Error in Windows 10

In simple words, we can say that Reboot and Select Proper Boot Device is the error in which your computer’s motherboard fails to recognize the driver and freezes your computer system. Reboot and Select Proper Boot Device error most commonly occurs in windows OS and is a very common issue.

What is the Reason Behind “Reboot And Select Proper Boot Device” Error?

This error is very common, especially in Windows OS and can be caused by a number of reasons such as the following –

Reason 1 – The primary reason for this error might be the failure of the hard disk of your computer.

Reason 2 – Sometimes the error can be due to a corrupted operating system or corrupter boot volume.

Reason 3 – Computers based on UEFI with activated or disabled Legacy mode can also be the reason to cause this error.

Reason 4 – Sometimes a virus attack or problems like damaged registry files of Windows or BIOS update can also cause this error too.

How to Fix Reboot and Select Proper Boot Device Issue?

As we mentioned above that this error is very common and there can be various possible causes that may give rise to this error, but whatever may be the cause this error can always be fixed so if you are facing this issue there is nothing you should worry about.

Method 1 – Check The Boot Order

The primary and easiest way to solve the “Reboot and Select Proper Boot Device” error is to check your computer’s boot order and make sure that it correctly lists your hard drive as the 1st option.

The following steps will help you in checking your computer’s boot order –

Step 1 – First things first, Restart your computer.

Step 2 – Next, based on your computer manufacturer and computer model, you will need to press the appropriate keys to get into your computer’s BIOS menu. The keys will be shown on your computer screen than first appears. Generally, the keys shown are – Esc, Delete key, F2, F12, or F8.

Step 3 – Select any necessary key depending on your computer, but if your monitor shows several keys then it is advisable to find the key to open BIOS or Setup BIOS menu, and boot order can be changed from there also.

Step 4 – After you get inside the BIOS menu or setup utility, next go to Boot Options and move your operating system to the top of the list so that your hard drive becomes the 1st option.

Step 5 – Save the Settings you made which can be done by pressing the F10 key.

Step 6 – Restart your computer and don’t forget to check if the error still occurs.

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Method 2 – Check Hard Drive Health

As we mentioned above, that failed or corrupted operating system or hard drive; thus, you must check your computer’s hard drive if it is failing or has already failed. The steps to check your Computer’s Hard Drive Health are the following –

Step 1 – First you will need to download Easy Recovery Essentials Software you can use this link for it

Step 2 – After you download the software, then the next step is to burn the download ISO image. Make sure to burn it on to a bootable DVD or a spare USB Drive.

Step 3 – Boot into Easy Recovery Essentials and next select the Automated Repair Option.

Step 4 – After that, click on the Continue button and wait for some time so that the Automated Repair process to finish. Once the process has finished, it will inform you about issues in your computer’s Hard Drive or RAM memory if there is any.

Step 5 – Lastly, Restart your computer and see if the error is still there.

Method 3 – Disable Legacy Mode

If your PC have UEFI mode along with Legacy Mode option active, then it might be one of the reasons to cause this Reboot and Select Proper Boot Device error (which we have already mentioned under the possible causes of this error).

In such situations, you can simply disable the Legacy mode to solve this problem. To disable the legacy mode, follow the steps given below –

Step 1 – First, Restart your computer and go into BIOS menu by pressing the necessary keys depending on your computer, i.e., it can be one of these keys “Esc, F2, F12, F8 or Delete Key.”

Step 2 – Once you get into the BIOS menu, you will see a list of options so navigate down or look & select the UEFI/Legacy Boot Priority option and change the Boot Priority to UEFI only.

Step 3 – Then save the settings/changes you made in your computer’s BIOS menu by pressing the F10 key and then exit from UEFI Menu.

Step 4 – At last, don’t forget to restart your computer and check if your computer boots up like usual or is still showing the error.

Method 4 – Using DiskPart

Before we discuss this method, one important thing to note is you will require the Windows OS installation CD or the bootable USB drive. If you have it, then follow the steps given below to solve this error –

Step 1 – At first, insert the Windows installation CD or Bootable USB drive and boot the media.

Step 2 – You will be redirected to a new window, select Troubleshoot Option > click on the Command Prompt Option.

Step 3 – Next, in the command prompt type “DiskPart” and hit the Enter button.

Step 4 – Then type “select disk 0“hit enter. In this, by disk 0 we mean the default disk installed in our computer’s.

Step 5 – To see a full list of disks, type list disk and hit enter button > then type list partition > then type select partition 1 and press enter.

Step 6 – Partition 1 is your computer’s primary partition and after this type active and hit enter button.

This will automatically enable the primary partition of your computer’s operating system or hard drive.

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Thus, these are the methods you can use to solve the Reboot and Select Proper Boot Device error on your computer. When you apply these methods, be sure to do it step by step and do it carefully; otherwise, it can lead to other problems.