The “Unmountable Boot Volume” error message occurs due to a variety of reasons. It can be due to a damaged file system and cannot be mounted, or the basic input/output system (BIOS) settings are configured to force the faster UDMA modes.

Similarly, How do I fix an unbootable laptop?


Here are several fixes you should try:

  1. 1) Check your boot order.
  2. 2) Fix the boot information of your system.
  3. 3) Set the primary partition back as active.
  4. 4) Reset your system.
  5. Enter the BIOS. …
  6. Press the right arrow keys on your keyboard until the Boot tab is opened.

Additionally, How do I fix the automatic repair loop in Windows 10?
How to Fix a “Stuck in Automatic Repair” Loop in Windows 10

  1. Run Fixboot and Chkdsk Commands. …
  2. Perform a System Scan in Safe Mode. …
  3. Restore the Windows Registry. …
  4. Disable Automatic Repair Tool. …
  5. Reset Your Windows 10 Device.

How do you fix Windows 10 when it fails to boot?


Windows 10 Won’t Boot?


12 Fixes to Get Your PC Running Again

  1. Try Windows Safe Mode. …
  2. Check Your Battery. …
  3. Unplug All Your USB Devices. …
  4. Turn Off Fast Boot. …
  5. Check Your Other BIOS/UEFI Settings. …
  6. Try a Malware Scan. …
  7. Boot to Command Prompt Interface. …
  8. Use System Restore or Startup Repair.

How do I fix my diagnosing computer?

  1. Press the ‘Windows + C’ key on the keyboard.
  2. Click on settings, change pc settings and then general.
  3. Scroll down to advanced startup, click restart now.
  4. Click on troubleshoot, advanced options, Startup Settings.
  5. Click restart, select safe mode and then press enter.

What does it mean when my laptop says no bootable device?

Simply put: “No Bootable Device Available” means your computer can’t find your hard drive. Aka: Hard Disk or HDD. The hard drive is where data is stored on your computer (files, programs, photos, everything), this includes Windows or whatever operating system you have installed.

What do you do when your computer says no bootable device?

Fix 1.

To ensure that you boot from the right bootable hard drive, you can press a certain key to enter the BIOS interface while restarting to check the boot order. If the disk that you boot the computer from is not the right one, press “+” or “-” to set the bootable hard drive as the first in the boot order.

How do I fix no boot device?


No Boot device found on Windows 10

  1. Restart the computer and tap Esc to enter the BIOS interface.
  2. Press the right arrow key on your keyboard until the Boot tab is opened. Move “Hard Drive” to the top of the boot order list by pressing “+” or “-”.
  3. Press F10 to save the changes and restart the computer.

What causes automatic repair loop Windows 10?

There are several reasons for the dreaded automatic repair loop, from a faulty Windows update to missing or corrupted system files, including issues with Windows Registry, Windows Boot Manager file corruption, and incompatible hard drives.

How do you fix a preparing automatic repair loop?

The official Windows solution for Preparing Automatic Repair is to update or reset the PC directly. This is how the repair works: At the Preparing Automatic Repair window, press the power button three times to force the computer to shut down. The system will call for repair after the restart.

How do I fix Windows automatic repair?


How to Fix a Windows 10 Automatic Repair Loop

  1. Disconnect or Remove Recently Installed or Connected Devices. …
  2. Run System Repair Tools (Chkdsk, SFC) …
  3. Run the Windows 10 DISM tool. …
  4. Disable Automatic Startup Repair to Limit Boot Loops.

What do you do if the computer does not boot up after turning on?


What to Do When Your Computer Won’t Start

  1. Give It More Power. (Photo: Zlata Ivleva) …
  2. Check Your Monitor. (Photo: Zlata Ivleva) …
  3. Listen for the Beep. (Photo: Michael Sexton) …
  4. Unplug Unnecessary USB Devices. …
  5. Reseat the Hardware Inside. …
  6. Explore the BIOS. …
  7. Scan for Viruses Using a Live CD. …
  8. Boot Into Safe Mode.

What happens when Windows 10 Startup Repair Fails?

If you are unable to perform a startup repair, then your next option is to try using your Windows 10 installation media to fix the boot error. … Once you have the command prompt up on the screen, you will need to issue a set of commands to find and resolve issues that might be preventing your computer from booting.

What to do if Windows failed to start?

Restart your computer. Press F8 repeatedly until you see the list of boot options. Choose Last Known Good Configuration (Advanced) Press Enter and wait to boot.

How do I take Windows 10 out of diagnostic mode?


Part 3: How to disable diagnostic startup Windows 10

  1. Step 1: Press Window + R key to invoke Run dialog. …
  2. Step 2: If it shows you the error of hard drive, click on This PC and right-click on the corresponding drive and select Properties.
  3. Step 3: In the Local Disk Properties window, click on Tool tab.

How long does diagnosing your PC last?

Diagnosing the PC after selecting the Startup Repair takes some time, depending whether there are open apps or not before the repair. If you’ve used an external device to boot the PC, it usually takes about an hour or two to finish, even reaching three hours for maximum time.

What is diagnosing in computer?

Diagnostics is a method of testing a computer hardware device or software program to ensure it is working as it should be. This testing is performed before a computer or computer-related product is released to the public.

How can I make my device bootable?


Bootable USB with Rufus

  1. Open the program with a double-click.
  2. Select your USB drive in “Device”
  3. Select “Create a bootable disk using” and the option “ISO Image”
  4. Right-click on the CD-ROM symbol and select the ISO file.
  5. Under “New volume label”, you can enter whatever name you like for your USB drive.

How do I fix no bootable device insert boot disk without disk?


Fix: No Bootable Device — Insert Boot Disk and Press Any Key

  1. Preparation.
  2. Solution 1: Change the Boot Mode to UEFI.
  3. Solution 2: Take Out the CMOS Battery to Reset Certain Settings.
  4. Solution 3: Reset the Boot Manager via Command Prompt.

What do I do when my Dell laptop says no boot device found?

Turn on your computer and constantly press “F2/F10/Del” button to enter BIOS mode. Step 2. Use the arrow key on your keyboard to get “Boot” tab, change the boot order setting to make your bootable disk on the top of the boot device list.

What does it mean when a Dell computer says no boot device found?

What does “No Boot Device Available” mean? … Basically, this error means the computer was unable to get any access to the disk that holds boot information, scanning all connected disks for boot information but getting nothing, or there is something wrong with the cables or Windows boot files.

How do I fix Windows 10 no boot device?

Press Windows Key + X and choose Command Prompt (Admin) from the menu. Write in the command prompt the following: sfc /scannow and press Enter to run it. Let the system file checker process finish and reboot the Windows 10 device. Check again for the No boot device available message.

What does it mean when your Dell computer says no boot device found?

What does “No Boot Device Available” mean? … Basically, this error means the computer was unable to get any access to the disk that holds boot information, scanning all connected disks for boot information but getting nothing, or there is something wrong with the cables or Windows boot files.

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