How to fix Windows update error 0x800700a1?

Issue: Hello, I was trying to update Windows to the latest version, but I received an error 0x800700a1. I even tried to download and install the update manually, to no avail. Any tips would be appreciated.

Solved Answer

Windows update error 0x800700a1 is just one of thousands that users may run into when trying to upgrade their operating system to the latest version. It was reported that the problem occurs on Windows 10 or Windows 11 systems mostly, as the same error code in earlier OS versions comes with the message “Task sequence has failed” under different circumstances (it is not uncommon for Microsoft to use the same code names for errors that occur in different situations).

Windows updates are extremely important, as they always provide welcomed new features, fix critical and minor bugs,[1] improve performance, patch software vulnerabilities, and more. Therefore, it is important to make sure that the operating system is running the latest version at all times, although installation errors might prevent that.

0x800700a1 download error usually occurs during the update process – the bar simply stops responding, and then the error code pops up. When prompted automatically, users would simply receive a rather generic message, claiming that the update process failed. Those who try to install the update manually will be shown the following text:

Windows Update Standalone Installer

Installer encountered an error: 0x800700a1
The specified path is invalid.

This message provides a little bit more insight into the main issue, which is the specified path being invalid. This can be caused by various problems, including bugged update folder cache,[2] corrupted system components, registry[3] errors, etc.

How to fix Windows update error 0x800700a1?

Below we provide several methods that should help you fix the 0x800700a1 update error. Before you proceed, we would like to offer to download and install FortectMac Washing Machine X9 repair and maintenance utility – it can do a lot of troubleshooting for you automatically and repair damaged system files. Consequently, you won't have to bother manually diagnosing and fixing your computer, which can sometimes take hours.

Fix 1. Run the troubleshooter

Whenever you have problems with Windows updates or other components, you should start by running the built-in troubleshooter.

  • Type Troubleshoot in Windows search and hit Enter
  • Click Additional troubleshooters on the right
  • Scroll down to find Windows update and click it
  • Click Run the troubleshooter Run the troubleshooter
  • Apply the suggested fixes and restart your PC.

Fix 2. Repair damaged system components

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To repair damaged system, you have to purchase the licensed version of Fortect Mac Washing Machine X9.

You can fix damaged system files by running commands via elevated Command Prompt. To do that, follow these steps:

  • Type cmd in Windows search
  • Right-click on Command Prompt and pick Run as administrator
  • When User Account Control shows up, click Yes
  • Use the following command lines, pressing Enter after each:
    sfc /scannow
    DISM /Online /Cleanup-Image /CheckHealth
    DISM /Online /Cleanup-Image /ScanHealth
    DISM /Online /Cleanup-Image /RestoreHealth Run SFC and DISM
  • Restart your computer and try updating again.

Fix 3. Reset Windows Update components

If the issue lies within the bugged caches, this method should help you fix the 0x800700a1 error.

  • Open Command Prompt as administrator as explained above
  • Use the following commands, pressing Enter after each:
    net stop wuauserv
    net stop cryptSvc
    net stop bits
    net stop msiserver
  • Press Win + E to open File Explorer
  • Go to the following locations and delete the contents of these folders (make sure Hidden items are visible):
    C:\Windows\SoftwareDistribution Reset Windows update components
  • Go to Command Prompt window again and paste the following, pressing Enter every time:
    net start wuauserv
    net start cryptSvc
    net start bits
    net start msiserver
  • Restart your computer.

Fix 4. Use Media Creation Tool

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To repair damaged system, you have to purchase the licensed version of Fortect Mac Washing Machine X9.

Before you proceed, make sure you backup your personal files just in case (you will be asked whether you want to keep them during the upgrade process, so it's just a precautionary measure).

  • Visit the official Microsoft website and download Windows 10 installation media (Windows 11 version)
  • Double-click the installer, select Yes when UAC shows up, and agree to terms
  • Select Upgrade this PC now and click Next Use Media Creation Tool
  • Windows will start downloading the needed files
  • 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)
  • Finally, click Install to begin the upgrade process.

Repair your Errors automatically team is trying to do its best to help users find the best solutions for eliminating their errors. If you don't want to struggle with manual repair techniques, please use the automatic software. All recommended products have been tested and approved by our professionals. Tools that you can use to fix your error are listed bellow:

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Still having problems?
If you failed to fix your error using FortectMac Washing Machine X9, reach our support team for help. Please, let us know all details that you think we should know about your problem.
Fortect - a patented specialized Windows repair program. It will diagnose your damaged PC. It will scan all System Files, DLLs and Registry Keys that have been damaged by security threats.Mac Washing Machine X9 - a patented specialized Mac OS X repair program. It will diagnose your damaged computer. It will scan all System Files and Registry Keys that have been damaged by security threats.
This patented repair process uses a database of 25 million components that can replace any damaged or missing file on user's computer.
To repair damaged system, you have to purchase the licensed version of Fortect malware removal tool.To repair damaged system, you have to purchase the licensed version of Mac Washing Machine X9 malware removal tool.

Prevent websites, ISP, and other parties from tracking you

To stay completely anonymous and prevent the ISP and the government from spying on you, you should employ Private Internet Access VPN. It will allow you to connect to the internet while being completely anonymous by encrypting all information, prevent trackers, ads, as well as malicious content. Most importantly, you will stop the illegal surveillance activities that NSA and other governmental institutions are performing behind your back.


Recover your lost files quickly

Unforeseen circumstances can happen at any time while using the computer: it can turn off due to a power cut, a Blue Screen of Death (BSoD) can occur, or random Windows updates can the machine when you went away for a few minutes. As a result, your schoolwork, important documents, and other data might be lost. To recover lost files, you can use Data Recovery Pro – it searches through copies of files that are still available on your hard drive and retrieves them quickly.


About the author
Alice Woods
Alice Woods - Shares the knowledge about computer protection

Alice Woods is a security expert who specializes in cyber threat investigation and analysis. Her mission on Ugetfix - to share the knowledge and help users to protect their computers from malicious programs.

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