What does BCD mean boot?

What does BCD mean boot?

Boot Configuration Data
In the world of the Windows OS, BCD stands for Boot Configuration Data. This critical information in the Windows runtime environment tells the Windows boot loader where to look for boot information.

How do I fix unexpected IO error 0xc00000e9?

Setting BIOS settings to default is another 0xc00000e9 unexpected i o error fix without using disk.

  1. Restart your computer and press F2, DEL or F10 key to go BIOS settings.
  2. Select “Load Optimal Defaults”.
  3. Navigate to hard disk setting configuration under “Advanced” section.
  4. Save the settings and reboot your computer.

How do I fix 0xc00000e9?

How to Fix 0xc00000e9 Errors in Windows 10, 8, 7, and Vista

  1. Reboot the computer.
  2. Disconnect all external devices.
  3. Scan Windows for errors.
  4. Boot into safe mode.
  5. Update the drivers.
  6. Perform a Windows Startup Repair.
  7. Scan the PC for malware.
  8. Test the hard drives.

How do I check my BCD?

Look at the photos and compare to your crank or chainrings. Find the number of bolts in the circle (Left Column) and the approximate measurement (metric or English) between adjacent holes. Find those numbers in the table, then in the Right Column you’ll see the Bolt Circle Diameter (BCD).

How to fix 0xc00000e9 boot BCD error?

If 0xc00000e9 boot BCD error is caused by missing or corrupt system files, you can run SFC and DISM to replace or repair them. SFC (System File Checker) is a Windows built-in tool used for replacing damaged, lost, or changed system files with good system files.

What does error code 0xc00000e9 mean?

Windows error code 0xc00000e9 is a common Windows Boot Manager error that indicates either a hardware failure or a corrupted system file encountered during the boot process. It appears shortly after the computer starts, but before the Windows login screen, as follows: An unexpected I/O error has occurred.

What to do when Windows 10 won’t boot?

Windows 10 not booting is a common issue that can occur after Windows update or reset. We show you possible solutions in this post. Method 3. Update Drivers A device driver is a special program that allows computers and devices to communicate.

How to fix Windows 10 won’t boot in safe mode?

Step 1: Enter WinRE and navigate to Troubleshoot > Advanced options > Startup Settings. Step 2: Click F5 key to choose Enable Safe Mode with Networking option, thus booting into Safe Mode with networking. Step 3: Open File Explorer. Right-click on This PC and choose Properties.