Error code 800705B4 generally found in windows 10/11 updates when it is in auto-update settings.

Disclaimers: Before you attempt to fix an issue with the windows 10 update, we highly recommend you to take a registry back up and create a system restore point as a precaution method. In case if something goes wrong, we can restore your computer to the same stage and fix the issues. (In case if you not sure how to back it up, talk to an expert for assistance)

Why Windows 10/11 Updates are Important?

Windows 10/11 Updates are nothing but enhancement features for present software. There may be security windows  updates also to protect your machine from malware, virus attacks. Generally, windows operating system configured to check and install windows updates automatically through its internal service called windows update.

Why is Your Computer Getting Windows 10 Update Error code 800705B4?

There are several reasons that any machine may get issues with windows 10/11 update service client in the operating system. Like

Windows Firewall issues

Internet connection issues

Files system corruption issues

Windows update service damaged

Solutions to fix windows 11 update error code 800705B4

Here you have to follow steps as per causes of this Error code 800705B4 in windows 10 update service client

Windows Firewall Check

First change your antivirus/ firewall settings to OFF, Windows Firewall is software that runs on your computer and provides protection against network attacks from the Internet or other computers on the network. To turn off  windows firewall, Type in WINDOWS FIREWALL in start button search bar and open firewall application.

we suggest you to chat with our assured experts.

From the left side panel, find Turn windows firewall on /off option, as shown in pic

Then choose to Turn off windows firewall in private and public network options.

Note – Once windows 11 update Error code 800705B4 gets fixed, you should turn on the windows firewall application.

Change Your Internet Connection

Switch your internet to another network and try to do windows updates. Also, When you try to access Google.com, your computer contacts its DNS server and asks for Google.com’s IP address. The default DNS servers your network uses are provided by your Internet service provider, and they may sometimes experience problems. You can try accessing a website at its IP address directly, which bypasses the DNS server.

File System Corruption

Perform a SFC scan from command line as admin and fix if there are any files system corruptions. You can perform a system file scan process which can be started on a command prompt windows update with administrative rights. SFC /SCANNOW is the command line which needs to be executed.

How to do a SFC Scan?

Windows Update Client Damage

There are some fix it tools to solve some common issues, windows update troubleshooter tool is one of that kind. It fix many issues by downloading pre-requisites of windows updates that are pending and then proceed to download original security patches or any other windows 10/11 updates using updates client application. Use windows troubleshooter using a fix it tool, and then try a manual install of windows updates.

There are some advanced methods to fix this windows update Error code 800705B4 using some commands and resetting your operating system to a healthy restoring point.

Restoring Health

1. Firstly, open Cmd prompt as admin mode

2. Secondly, type in the command as follows and press enter

dism /online /cleanup-image /restore health

3. Finally, It will take time to go back to the healthy restore point (You can also restore in by mounting the windows source file as DVD or USB stick)

dism /online /cleanup-image /restore Health /source: c:\offline /limit access (assuming source file in c:/ drive)

Reset the Windows Operating System

NOTE – Try this only if you don’t have much data on your computer, because it takes a time to take backup of existing files and install your current application again.

If you are using windows 10, just type in “RESET PC” in the Cortana search bar(windows start button search) and select RESET PC from the results

Then under the RESET PC, click on get started button to proceed

There are two options to keep your files and complete clean (You must take backup of your desktop files, pictures, downloads, documents before proceeding to complete clean)

After reset, you may do windows 10 updates cleanly without any issue

Finally, If you are still not able to resolve this windows 10/11 update error code 800705B4 , we suggest you to chat with our assured experts. I am sure they will give you the best solutions to resolve this error completely. You can also visit our website for more information.

Microsoft Live support

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More Issues to Windows Update Error Codes in Windows 10/8/7

Error code 800f0900, Error code 0xc004f200, Error code 0xc1900200, Error code error 0x8e5e03fb, Error code 0x80073701, Error code 0x8e5e03fb, Error code kb4012215, Error code 0x80073712, Error code kb3176936, Error code 0x80240fff, Error code 0x80070057, Error code kb4013198, Error code kb4012219, Error code 0x800706d9, Error code 80244022, Error code 800736cc, Error code Kb2919442, Error code 0x80070490, Error code 0x80240190xc190020e, Windows Update Error Code 0xc190020e, Windows Update Error 0xc190020e, fehlercode 0xc190020e, Errore 0xc190020e