How to Fix Reboot and Select Proper Boot Device

Reboot and Select Proper Boot Device is a very common and frustrating error.  But it surely does not require you to take your PC for the repairs. Save some money and learn to solve this error on your own in very simple steps here. There are 4 solutions and one of the following solutions will definitely solve your problem. If you are a Windows (all the solutions apply to all versions of windows) user then great, it is a user friendly and a very popular Operating System but it is also one of the weakest operating systems and hence the errors never seem to go away.

Every purchase of Windows OS will haunt you with this free “reboot and select your boot device” Windows error. Now, it is a message that appears at bootup screen, asking you to select a proper boot device or to insert a boot media into the system. Whenever I used to come across an error, I would bang my head on the Google search and would open like ten websites and try to understand what they are trying to say, and it would just be awful and hence we know the importance of giving proper solutions with easy to understand steps.

Well, this is why you are here and you will not go empty handed (empty minded in this case). Following are the most effective and quick fixes for your problem, all compiled for your convenience in a single place, by us. Yes, you’re welcome!

What causes the “reboot and select proper boot device” error?

Since it is a BIOS error therefore anybody can get this error pop up on any of the computers having Windows 7, 8, or 10. The reasons for this error to occur can be both logical or physical:

  1. Failure in the hard disk can be a valid reason.
  2. Incorrect order of boot in BIOS i.e your hard disk drive (HDD) must be listed in system’s boot order via BIOS, can also lead to this error.
  3. Though this is very uncommon but on UEFI (Unified Extensible Firmware Interface) computers there is a Legacy mode. Activating/Disabling it can show you the “reboot and select proper boot device” error.

So, now it is time to tackle the bug (which has been troubling you) so that you can get back to your work.

How to Fix Reboot and Select Proper Boot Device Issue

If you exactly knew what is causing the error, corresponding measure could have been taken but it’s not easy to find the exact causes of some problems (just like in real life). Therefore, several attempts are to be done.

Method 1: Check the Boot order

For this, you need to make sure that the boot order of your computer is listed in HDD as the first option. This is an amazing fix for reboot and select proper boot device error. Now, just follow the given steps and it will be solved in no time:

Step 1 – First step is always restarting your PC.

Step 2 – Press the key to open BIOS menu while the backup is still booting. The keys can be any one of these: Esc, Del, F2, F9 or the delicate keys (in case of Lenevo or the old Sony Vaio laptops); it depends on the manufacturer of the computer and its model. It is usually listed on the first screen which appears with the company logo. If the screen is showing multiple keys, find the key to open “BIOS Setup” or “BIOS Menu”.

Step 3 – Go to the Boot tab in BIOS menu. Change the boot order (using + or -) so as to list your computer’s hard drive first.

Step 4 – Press F10 key to save the changes you just made.

In case you are still stuck with the same error, try using the next method is of being a doctor (not literally of course) and checking the hard drive health.

Method 2: Check Hard Drive Health

In this method you need to check the health of your hard drive, as in if the hard drive is failing or it has already failed. For doing that easily, you can use a simple tool called Easy Recovery Essentials Automatic Repair. This automated repairing process will directly report any irregularities found regarding your HDD or even the RAM (Random Access Memory). Following is the way to use the tool:

Step 1 – Download the software from this link:

Step 2 – On a bootable DVD or a better option – spare USB drive, burn the downloaded ISO image. Plug it in and from the BIOS boot menu, boot into the Easy Recovery Essentials boot image on the drive.

Step 3 – Select Automatic Repair option which you will find in the advanced options.

Step 4 – Then, click on continue and wait for the process to get finished. The automated process will report all the issues that can be found on your hard drive or RAM stick.

Step 5 – Restart your computer and hopefully the bug would be gone.

Well, if this also does not work and the error refuses to go away, we have two more efficient and quick fixes, just scroll down to see the magic tricks.

Method 3: Disable Legacy boot mode

In some PC’s, there is a UEFI mode instead of BIOS mode for booting. They have a Legacy mode and sometimes this Legacy mode is active which can cause the reboot and select proper boot device error to pop. For fixing that, you just need to disable the Legacy mode of the system and then restart your computer. Given are the simple steps to disable the Legacy mode on your computer:

Step 1 – First things first, restart your PC and press the designated key to enter the BIOS menu. This key depends on your mother board; it can be one of these keys you need to press while the system is booting up: Esc, Del, F2, F8 or F12.

Step 2 – Use the arrow keys to head over to the start up tab in the BIOS menu and navigate down to the UEFI/Legacy Boot Priority option there.

Step 3 – Press Enter key and change the boot priority form “Both” to “UEFI only”. To save the changes you just made in BIOS menu, press enter and then press F10 key.

Step 4 – After doing that, exit the UEFI menu or on most of BIOS ROMs, it will automatically pull you out of the BIOS menu after you have save the changes in the settings by pressing the F10 key.

Step 5 – Restart your PC again and see if it worked.

If restricting the boot priority to “UEFI only” was also not able to solve the reboot and select proper device problem then there’s a disk partition method mentioned below.

Method 4: Using DiskPart

Disclaimer: For this you will need Windows OS installation CD or the bootable USB drive. You are set after you have the USB bootable drive for the Windows OS. Just follow the steps and it will lead you to the solution of your reboot and select proper boot device error.

Step 1 – Insert the Windows installation disc or bootable media and boot from the media.

Step 2 – Click on Command Prompt (Admin) option under the “System Recovery Option” (Vista or Windows 7 systems) or “Troubleshoot option” (for Windows 8, 8.1) that loads up in the window. In the Command Prompt (Admin), type disk part and press enter.

Step 3 – After the above command, type “select disk 0” and hit enter. Disk 0 is where our operating system is installed by default and therefore we need to work on it to get rid of the bug. For getting the full list of disks available on your computer, type “list disk”.

Step 4 – Next, you need to type in “list partition” and hit enter again.

Step 5 – Type “select Partition 1” and press the enter button. After this command, type “active” and hit enter again. This enables your operating system’s primary partition, which is the partition 1.

This will reselect the boot partition and allow you not to see the reboot and select proper boot device error again, ever.


Reboot and Select proper booting device in a very tricky error but all the methods provided above can be fully trusted. Use these methods as they are provided in the steps to get rid of this error. You can tell us your own remarkable methods of fixing this bug in the comment section given below.

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