How to fix Windows update error 0x80070302?

Windows update error 0x80070302 is an irritating issue some users face when installing updates on Windows devices. There is no doubt that Windows updates are imperative for every person who wants to keep their systems secure and stable. However, when this error shows up, it becomes impossible to get the important fixes and improvements.

Error 0x80070302 can make an update stop midway or never even start. You may also be informed that Windows could not install the update but with no apparent reason as to why this would be. Normally, this is an error related to system file or configuration issues, such as corruption of some update components, missing files required for the update to take place, or software conflicts.

There can be several reasons triggering the error to occur. Corrupted or partially downloaded update files, interference by third-party antivirus software or any other security tools, and, in certain cases, issues with the Windows update service itself being stuck or disabled can result in this error code 0x80070302. Also, low resource availability on the PC, such as low disk space or memory, can sometimes cause the error.

It may take a few tries before you find one that fixes the 0x80070302 error. For instance, deleting the Windows Update cache can frequently fix file corruption problems, and turning off third-party antivirus software for a short time may get rid of possible conflicts. Restoring the update process may also be possible by restarting the Windows Update service or using the built-in tool to repair corrupted system files.

For a more automated way to fix error 0x80070302, the FortectMac Washing Machine X9 repair app is strongly recommended. This software is specifically intended to diagnose and fix underlying issues in Windows for a smoother, more reliable update process.

Fix 1. Perform Disk Cleanup

• Type Disk Cleanup in Windows search and hit Enter.
• If your Windows is installed on drive C, pick it from the list (it should be by default) and press OK.
• Click Clean up system files.
• Select your main disk again and click OK.
• Here, select the largest portions of the data used – these typically include Temporary Internet Files, Windows Update, Temporary Files, Recycle Bin, Delivery Optimization Files, and others.
• Click OK – the process should be finished shortly.

Fix 2. Ensure relevant services are running

• Type in Services in Windows search and press Enter.
• Scroll down to locate Windows update.
• If it is already running, right-click and pick Restart.
• If the service is not running, double-click it, and select Automatic under the Startup type from the drop-down menu.
• Click Start, Apply, and OK.
• Perform the same steps with Background Intelligent Transfer Service (BITS) and Cryptographic services.

Fix 3. Run Windows update troubleshooter

• Type Troubleshoot in Windows search and press Enter.
• Select Additional troubleshooters/Other troubleshooters.
• Find Windows Update from the list.
• Click it and select Run the troubleshooter/Run.
• Restart your computer when the update process is finished.

Fix 4. Repair system file corruption

• Type cmd in Windows search.
• Right-click on Command Prompt and pick Run as administrator.
• User Account Control will ask you whether you want to allow changes – click Yes.
• Copy and paste this command and hit Enter:
  sfc /scannow
• Wait for the scan to finish.
• As soon as it finishes, Windows will report whether integrity violations were found and if they could be fixed. Regardless of the outcome, use these commands next, pressing Enter after each:
  Dism /Online /Cleanup-Image /CheckHealth
  Dism /Online /Cleanup-Image /ScanHealth
  Dism /Online /Cleanup-Image /RestoreHealth
• Close down the Command Prompt and restart your device.

Fix 5. Try Clean Boot

• Type msconfig in Windows Search and press Enter to open the System Configuration window.
• Click on the Services tab and check the Hide all Microsoft Services box.
• Click Disable all to disable non-Microsoft services, then click the Startup tab.
• Open the Task Manager, disable all startup items, and close the Task Manager.
• Go to the Boot tab and mark the Safe boot option.
• Click OK on the System Configuration window and restart your computer.
• Try installing the update again.

Fix 6. Use Media Creation Tool

• Visit the official Microsoft website and download Windows 10 installation media (Windows 11 version)
• Double-click the installer and select Yes when UAC shows up.
• Agree to terms.
• Select Upgrade this PC now and select Next.
• Windows will now download all the necessary files – it might take awhile.
• Agree to terms once again and click Next.
• Before installing, make sure that you are happy with your choices (otherwise, you can click Change what to keep option).
• Click Install to begin the upgrade process.

Fix 7. Reset Windows update components

• Open Command Prompt as administrator.
• Stop the Windows Update-related services by running the following commands one at a time, pressing Enter after each one:
  net stop wuauserv
  net stop cryptSvc
  net stop bits
  net stop msiserver
• Rename the SoftwareDistribution and Catroot2 folders by running the following commands:
  ren C:WindowsSoftwareDistribution SoftwareDistribution.old
  ren C:WindowsSystem32catroot2 Catroot2.old
  Note: If your Windows installation is not on the C drive, replace “C” with the appropriate drive letter.
• Restart the Windows Update-related services by running the following commands:
  net start wuauserv
  net start cryptSvc
  net start bits
  net start msiserver
• Reboot your system.

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