Fix: Windows 10/11 Update Error Code 0x800700B7
Fix: Windows 10/11 Update Error Code 0x800700B7
Blog Article
The error code 0x800700B7 is a Windows operating system error that typically indicates a problem with input/output (I/O) operations. This Windows Update error code 0x800700B7 may be encountered when attempting to copy, move, or delete files or folders, or when performing other disk-related tasks.

Solution 1: Check Your Hardware
- Ensure that your hard drive and RAM are functioning properly.
- Run a hardware diagnostic tool to check for any issues.
Solution 2: Run a Virus Scan
- Perform a full system scan using a reputable antivirus software to check for any malware or virus infections.
Solution 3: Run the Windows Update Troubleshooter
- Go to the Settings option.
- Navigate to Update & Security > Troubleshoot.
- Click on Additional troubleshooters.
- Select Windows Update and click Run the troubleshooter.
Solution 4: Perform a System File Check
- Open the Command Prompt with administrative privileges.
- Type the command
sfc /scannow
and press Enter.

- Wait for the scan to complete.
Note: If Windows indicates “Windows Resource Protection discovered corrupt files but was unable to fix some of them,” additional repairs may be necessary.
Solution 5: Use DISM to Repair Windows Image
- Open an elevated Command Prompt.
- Run the following commands:
DISM /Online /Cleanup-Image /CheckHealth
DISM /Online /Cleanup-Image /ScanHealth
DISM /Online /Cleanup-Image /RestoreHealth
- If needed, use the
/Source
option to specify the installation media for repairs.
Note: Ensure the process is not interrupted and create a backup before proceeding.
Solution 6: Disable Third-Party Software
- Open Task Manager using
Ctrl+Shift+Esc
orCtrl+Alt+Delete
. - Locate the software you want to disable and right-click on it.
- Select End Task.
- Prevent the software from starting up by:
- Pressing
Windows key + R
, typingmsconfig
, and adjusting the Startup tab.
- Pressing
Note: Restart in Safe Mode if necessary to disable problematic software.
Solution 7: Run the Disk Utility
- Open File Explorer and right-click on the drive to check.
- Choose Properties > Tools.
- Under Error checking, click Check and follow the prompts.
Note: Restart your computer if prompted to schedule a disk check.
Solution 8: Reset Windows
- Back up important files before proceeding.
- Open the Settings app by pressing
Windows key + I
. - Go to Update & Security > Recovery.
- Select Reset this PC and follow the on-screen instructions.