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What does inaccessible boot drive mean?

Michael Henderson |
The Inaccessible Boot Device error refers to a BSOD error message that occurs when the Windows 10 operating system fails to access the system partition while trying to start up. Windows 10 may not access the system partition due to the following issues: Corrupted, outdated or inaccurately configured drivers.

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Likewise, people ask, what does inaccessible boot device mean?

When you see 'Inaccessible Boot Device', it means your computer cannot read the Windows partition on the hard drive it boots from. It could mean total hard drive failure. It could also be a simple driver or boot record failure too.

Furthermore, what causes inaccessible boot device? Reasons for inaccessible boot device error:

  • Corrupted or misconfigured device drivers.
  • Driver conflicts between the hardware.
  • Corrupted Windows registry files.
  • Corrupted system data.
  • Problems in the BIOS.
  • Damaged hardware (RAM or hard disk).
  • Bad or loosely connected data cables within the system.

Correspondingly, how do I fix inaccessible boot device?

  1. Update your drivers.
  2. Run the BSOD Troubleshooter.
  3. Run the SFC scan.
  4. Run DISM.
  5. Check the hard drive.
  6. Reinstall your graphics card driver.
  7. Enter Safe Mode.
  8. Enable AHCI Mode in BIOS.

How do I fix Unmountable boot volume?

Windows 10: Fix “Unmountable Boot Volume” Error

  1. Start your computer using a Windows 10 DVD or a USB drive.
  2. Once starting using a DVD or USB device, select the “Repair your computer” option located at the lower-left corner.
  3. Choose “Command prompt“.
  4. At the command prompt, type the following, then press “Enter“:
Related Question Answers

How do I fix my boot device?

Fixing “Reboot and select proper Boot Device” on Windows
  1. Restart your computer.
  2. Press the necessary key to open BIOS menu.
  3. Go to the Boot tab.
  4. Change the boot order and list your computer's HDD first.
  5. Save the settings.
  6. Restart your computer.

What causes no bootable device error?

You may receive the error "No Bootable Device" if your computer does not detect a hard drive, solid state drive, or other bootable drive to load the operating system. This can sometimes be caused by a change to settings in your BIOS or UEFI. Hold the power-button for 5 seconds to power off the device.

How do I boot my PC in Safe Mode?

Start Windows 7/Vista/XP in Safe Mode with Networking
  1. Immediately after the computer is powered on or restarted (usually after you hear your computer beep), tap the F8 key in 1 second intervals.
  2. After your computer displays hardware information and runs a memory test, the Advanced Boot Options menu will appear.

Can't even boot into Safe Mode?

Here are the steps you need to follow to boot into the Safe Mode of your computer:
  1. Restart your computer.
  2. Press the F8 key repeatedly as soon as your computer boots, but before the Windows logo appears.
  3. Select Safe Mode at the Advanced Boot Options menu. The Advanced Boot Options screen in Windows Vista.
  4. Press Enter.

How do I boot up in safe mode?

Step 1: Restart in safe mode
  1. Press and hold your device's Power button.
  2. On your screen, touch and hold Power off. . Tap OK.
  3. After you see "Safe mode" at the bottom of your screen, wait to see if the problem goes away.

What is proper boot device?

What is proper boot device? A boot device usually refers to the hard drive. Additionally, it can be a bootable CD-ROM drive, DVD drive or USB flash drive. The boot device contains the files required for a computer to start and it is used to boot the PC into the operating system.

What is a booting device?

A boot device is any piece of hardware that can read or contains the files required for a computer to start. For example, a hard drive, floppy disk drive, CD-ROM drive, DVD drive, and USB jump drive are all considered bootable devices. The most commonly used boot device or boot drive is the hard drive.

What is a Stopcode?

A STOP code, often called a bug check or bug check code, is a number that uniquely identifies a specific STOP error (Blue Screen of Death). Sometimes the safest thing a computer can do when it encounters a problem is to stop everything and restart. When this happens, a STOP code is often displayed.

How long does a System Restore take?

System Restore can take up to 30=45 minutes but certainly not 3 hours. The system is frozen.

How do I get rid of the blue screen on Windows 10?

Things to do first – Repair Blue Screen
  1. Right-click This PC.
  2. Go to Properties.
  3. On the left-hand side, click Advanced System Settings.
  4. Under Startup and Recovery, click Settings.
  5. Now, under System Failure, untick the checkbox that says Automatically restart.
  6. Click Ok to save and continue.

How do I access my boot device?

To specify the boot sequence:
  1. Start the computer and press ESC, F1, F2, F8 or F10 during the initial startup screen.
  2. Choose to enter BIOS setup.
  3. Use the arrow keys to select the BOOT tab.
  4. To give a CD or DVD drive boot sequence priority over the hard drive, move it to the first position in the list.

How do I boot Windows 10 into safe mode?

How do I boot Windows 10 in Safe Mode?
  1. Click Windows-button → On/Off.
  2. Hold down the Shift key and click Restart.
  3. Click the option Troubleshoot and then Advanced options.
  4. Go to “Advanced options” and click Start-up Settings.
  5. Under “Start-up Settings” click Restart.
  6. Various boot options are displayed.
  7. Windows 10 is now starting in Safe Mode.

How do I enter BIOS?

In order to access BIOS on a Windows PC, you must press your BIOS key set by your manufacturer which could be F10, F2, F12, F1, or DEL. If your PC goes through its power on self-test startup too quickly, you can also enter BIOS through Windows 10's advanced start menu recovery settings.

How do you unlock a drive in Windows 10?

Hard drive locked during Windows 10 recovery Click on Troubleshoot. Then click Advanced options from the Troubleshoot menu. On the Advanced options screen that appears, click the Command Prompt. At the command prompt, type bootrec /FixMbr and press Enter on the keyboard.

How do I fix the blue screen of death on Windows 8?

Tip #2: Uninstall any new drivers
  1. Restart your computer.
  2. Press the F8 key (or Shift and F8 )
  3. Click Repair your computer.
  4. Click Troubleshoot, then Advanced options, then Windows Startup Settings.
  5. Click Restart.
  6. At the Advanced Boot Options, select Safe Mode and hit Enter.

What causes preparing automatic repair?

Why Is Windows Stuck at 'Preparing Automatic Repair' or the Automatic Repair Loop
  • Issues with Windows Registry.
  • BOOTMGR (Windows Boot Manager) file corruption.
  • Missing or damaged system files.
  • Issues with the hardware driver (hard drive driver, motherboard driver, graphics driver)
  • Other unknown reasons.

How do I fix Unmountable boot volume without CD?

Part 1. Fix Unmountable Boot Volume Without CD
  1. Step 1: Open EaseUS Partition Master on your computer.
  2. Step 2: In the Check File System window, keep the "Try to fix errors if found" option selected and click "Start".
  3. Step 3: The software will begin checking your partition file system on your disk.

What causes Unmountable boot volume?

Unmountable boot volume error can be caused by the following reasons:
  • Corruption of files on your hard disk.
  • Corrupted system files.
  • Damaged RAM.
  • Damaged hard drive.
  • Improperly configured BIOS (this is rarely the case unless you've modified the BIOS on your own)
  • A major Windows update.

What is an Unmountable boot volume?

What Is the Unmountable Boot Volume Error? The “boot volume” is the partition of your hard drive that holds Windows. This error occurs when your computer can't load Windows properly, resulting in a blue screen of death. It usually occurs due to a damaged file system or corrupted Windows files.

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