Your computer is probably the most complex piece of equipment you own. For most users, it is their primary use of computer technology, is the only computer needed at home, is used for entertainment, business, or is an essential part of your education, career or lifestyle. If your computer is less than 100% reliable, then one of the following problems may be affecting your computer’s performance.

I have a custom ROM, and I have a custom recovery on my device, but if I installed a custom kernel, bootloader, or radio, I don’t know how to select the right bootloader to use. I’ve been stuck on this for a while, and I decided to search online for help, but I never got it. That’s when I found this forum post. It helped me a lot.

So if your phone gets stuck in boot loop, sometimes the only way to get out of it is to force reboot it. In other words, you need to press hard on the power button until the phone reboots. This is a somewhat “harsh” method of resetting the device, it’s a good thing to execute in a desperate situation. But today we’ll show you a better way, that actually brings the phone out of boot loop without any physical damage to your phone!

If you want to choose a proper boot device for your Windows devices, continue reading to learn How To Fix Reboot And Choose a Proper Boot Device.

To begin, you must understand that the message Reboot and Choose Proper Boot Device indicates a BIOS Fault. When your PC’s BIOS has a difficulty looking for a bootable disk or other bootable devices, the Reboot and Select Proper Boot Device notice will appear. The message that appears may differ somewhat depending on the BIOS manufacturer on each motherboard, but the meaning will stay the same.

Reboot-And-Select-Proper-Boot-Device-ErrorError: Reboot And Select Proper Boot Device

The error message may appear on any PC running Windows 10/8/7, although it is most common on Acer, Toshiba, ASUS, and Gigabyte laptops. Many factors may cause the Reboot And Select Proper Boot Device issue, including disconnection of the OS drive, improper boot sequence, hard disk insensitivity, and corrupted OS.

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How Do I Fix A Reboot And Choose The Correct Boot Device?

There are many ways to repair a reboot and choose the correct boot device. To repair the reboot and choose the proper boot device, follow the steps outlined below.

Fix #1: Examine the PC’s Hard Drive:

  • To begin, switch off your computer or laptop. Then press the “Power” button to turn on the computer or laptop.
  • Then press the appropriate key to access the BIOS settings.
  • To comprehend the appropriate key for the BIOS settings, you must study the PC’s manufacturer’s handbook. F2, F12, ESC, or Delete are the only options.
  • When the BIOS Setup Utility box appears, choose “Main Settings” or “Normal CMOS Features.”

Go-To-The-SettingsGo to the Preferences

  • If you discover that your system’s drive is not shown in the BIOS menu, your HDD or SDD is most likely not properly attached to your computer.
  • If you don’t see the system disk choice in the BIOS menu, it’s likely that your HDD or SDD isn’t properly connected to your computer.

Fix #2: Make use of Diskpart:

  • To begin, insert your Windows installation disc or recovery media into your computer or laptop.
  • Restart your computer and boot from the recovery disk you created earlier.
  • Select the “Troubleshoot” tab from the System Recovery Options box.

Click-On-TroubleshootSelect Troubleshoot from the drop-down menu.

  • Select “Advanced” Options after choosing Troubleshoot.

Click-On-The-Advanced-OptionsSelect Advanced Options from the menu.

  • Then choose “Command Prompt,” which is included in the advanced menu choices.

Click-On-Command-PromptSelect Command Prompt from the drop-down menu.

  • Finally, type “Diskpart” (without the quotations) and then click the “Enter” tab.

Type-The-CommandMake a command.

Install the Basic Input Output System (BIOS) as a third-party fix:

  • Go to the Basic Input Output System first (BIOS). Then press the power button and the DEL button at the same time.
  • It will be determined by the motherboard manufacturer and the utilized Basic Input Output System.
  • The BIOS pop-up box will now appear; choose the “Advanced BIOS Features” option to apply the boot devices’ significance.

Click-On-Advanced-SettingsSelect Advanced Options.

  • Various menu structures may be used by different manufacturers. After that, proceed to the point where the disk’s name appears and the device is booted again.
  • You should start by displaying the drive where the operating system is installed. If your computer just has one hard disk, you won’t be able to utilize any additional options. If there are many disks available, you must choose the best one.
  • Now click the “Save” button and restart your computer.

Click-On-YesYes should be selected.

Solution #4: Turn Off The Legacy Boot:

If you’re utilizing the Unified Extensible Firmware Interface, your PC’s legacy mode is enabled; you should disable it since it’s one of the reasons of the problem reboot and choose appropriate boot device.

  • To begin, restart your computer to enter the Basic Input Output System.
  • After you’ve opened the BIOS menu on your computer, hit the Delete, F8, Esc, F2, F10, or F12 key.
  • The key to access the Boot option varies from PC to PC and is determined by the computer’s manufacturer.
  • Then, under the “Installation” tab, turn off the Unified Extensible Firmware Interface (UEFI) /Legacy Boot option.

Click-On-DisableDisable should be selected.

  • If the Legacy Boot option isn’t accessible on the Installation page, go to the “Security” section and look for the Legacy Boot option.
  • After making the final modifications, click the “Save” button to exit UEFI mode.
  • Finally, restart your computer to make changes and fixes. Reboot and choose the appropriate Boot device from the list.
  • Then, under the Windows OS, choose “Key Error.”

Fix #5: Replace the CMOS Battery:

You could attempt the CMOS Battery Replacement technique if you wish to repair the reboot and choose a suitable boot device.

  • The CMOS battery is a tiny spherical cell found in the motherboard’s core. Minor mistakes are eliminated by the CMOS battery.
  • Launch your PC rig, acquire familiarity with the motherboard, remove your CMOS battery, and hold your PC’s Power switch for about 10 seconds in the event of different problems and difficulties that comprise this set.
  • After that, replace the CMOS battery with the most recent cell. The issue must be solved if this technique is used.

Change-CMOS-BatteryChange CMOS Battery

  • We recommend cleaning your Windows gallery once you’ve resolved the issue.

Fix #6: Reinstalling Windows or Performing an Automatic Repair:

If you’re attempting to free up all of your data before reinstalling Windows, but none of the previous techniques worked, then reinstalling Windows is your final choice if the hard disk is in good working order and there are no hardware problems. To get rid of the error, follow the procedures outlined below:

  • To begin, launch Windows Setup Media on your computer.
  • Then choose your preferred language and click the “Next” button.
  • Press on the “Repair my Computer” option. Select the Troubleshoot > Advanced > System Restore tab.

Click-On-System-RestoreSelect System Restore.

  • Select a tab for restoration (after reinstalling windows, you have to return to that point without disturbing any other file). Finally, press the “Finish” key.

Click-FinishFinish by clicking the Finish button.

  • After you’ve finished fixing your computer or laptop, open it up again.

Check The Boot Order: Fix #7.

Well, if you’re looking for a quick repair, the first thing you should do is check your boot order to see if it’s incorrectly listed on your hard drive. To learn more about the procedure, carefully follow the instructions below.

  • The first thing you should do is reboot your computer.
  • The next step is to access the BIOS menu. It varies depending on the manufacturer and model of your computer. The keys that show on the screen are Esc, Del, F2, F8, F10, and F2.
  • After hitting these keys, you should see a number of choices on your screen; be sure you choose one of them, such as “BIOS,” “Setup,” or “BIOS menu.” Your boot order will be altered once you click on them.

Click-On-Enter-SetupEnter Setup by clicking on it.

  • The next step is to go to the boot menu and choose your computer’s HDD before saving the settings.

Change-The-Drive-To-FirstChange Your Priority To First

  • Finally, restart your computer to resolve this issue.

Using Startup Repair as a Fix #8:

If the previous methods do not solve your boot issues, carefully follow the instructions below.

  • You must first go to the advanced boot settings menu in order to fix the startup.
  • Go to the Troubleshoot option in that menu, and then click on the advanced options.

Click-On-The-Advanced-OptionsSelect Advanced Options from the menu.

  • Now, under the advanced settings, you’ll find a number of choices; be sure you choose Startup Repair.

Click-On-Startup-RepairSelect Startup Repair from the menu.

  • After that, when you enter your password to begin the repair procedure, the system will begin the process.

This procedure may take some time to resolve this problem, so please wait a few minutes before checking for it.

Fix #9: Make Sure Your HDD’s Power Cable Is Connected:

This error may be caused by a loose or weak connection of your power cord to the hard disk drive. As a result, double-check that everything is in working order.

  • The first step is to shut down your computer and then open it up to inspect the inside components.
  • You should now be able to see the power wire that connects your HDD to your motherboard. So, look to see whether it’s physically harmed.

Check-The-Power-CableExamine the power cable

  • If it doesn’t seem to be correctly attached, check sure it is or connect it from another side.
  • Replace the power cord with a new one if you see the problem again.


  1. What causes a reboot and how do I choose the right boot device?

When your computer system’s BIOS is having difficulty locating the bootable disk or other bootable devices, the “Reboot and Select Proper Boot Device” error appears.

  1. What causes a computer to refuse to start?

Software that was installed improperly, driver corruption, a failed update, an unexpected power loss, and a machine that did not shut down properly are all common causes of boot-up problems.

  1. What is the difference between Reboot and Select Boot Devices?

The error message “reboot and choose appropriate boot device” simply indicates that your computer’s basic input/output system, or BIOS, is unable to locate the boot disk containing your operating system.

Final Thoughts:

These are the top nine ways for Fixing Reboot And Choosing the Correct Boot Device. You must attempt each method one at a time until you are able to return to your computer’s or laptop’s normal posture. If you have any concerns about How To Fix Reboot And Select the Proper Boot Device, please let us know by leaving a comment in the box below.

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My name is Nadhiya, and I work at OMGeeky as an editor and author. I like writing tech-related articles to assist my users. Apart from that, I like traveling, cooking, painting, singing, dancing, sharing knowledge, patience, a small group of friends, a happy soul, kindness, assisting the poor, being a shopaholic, and being a homely person.

In a previous article, we detailed our process of finding a way to fix a stuck-on-reboot issue. Our method involved a dirty trick that relied on a kernel driver that was not available in the fastboot menu, which can be a problem when you’re in a hurry. In this tutorial, we’ll show you a different way to fix a stuck-on-reboot issue that works from a clean installation of Android.. Read more about reboot and select proper boot device usb and let us know what you think.

Frequently Asked Questions

What causes reboot and select proper boot device?

This is a common issue that can be caused by a number of different things. The most common cause for this error message is due to the system not being able to find a bootable device.

What is proper boot device?

A boot device is the first program that runs when a computer starts up. It loads the operating system and other needed programs. The most common boot devices are hard drives, CD/DVD drives, and USB drives.

How do I fix the selected boot device failed?

If you are using a USB drive, try connecting it to another port on your computer.

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