This article is for users who are really looking forward to fixing Windows Update error 0x80240439 on Windows 10. Specifically, the error is as follows:

There were some problems installing updates, but we’ll try again later. If you keep seeing this and want to search the web or contact support for information, this may help: (0x80240439).


I have tried many ways to fix error 0x80240439. However, this error cannot be fixed. The methods I have tried are as follows:

1. Stop/Start update service by Command line 

net stop wuauserv
net stop appidsvc
net stop cryptsvc

net start wuauserv
net start appidsvc
net start cryptsvc

2. Clear files & folder on folder C:\Windows\Software Distribution

3. Restart Windows Update service on services.msc

4. Using DISM on Command line

dism /online /cleanup-image /ScanHealth
dism /online /cleanup-image /CheckHealth
dism /online /cleanup-image /RestoreHealth

5. Using SFC on Command line

sfc /scannow
chkdsk /f C:

6. Run Windows Update Troubleshooter

7. Update latest version Windows by Media Creation Tool
(I updated from Windows 10 PRO version 20H2 to 21H2)


8. Reset proxy (updated 08 March 2022)

I have had success with this method on customer computer. Try resetting the proxy server settings by following the steps below: 

Step 1: Open Command Prompt (by run as Administrator)

Step 2: Type command and hit Enter: netsh winhttp reset proxy

If you have tried the methods or 1 of the above and cannot fix the error 0x80240439. I advise you not to try and waste time to fix this error anymore. Because there are many reasons causing above error. The most common ones include corrupted Windows files, incomplete installation of a Windows Update, and a broken Windows Update.

If you are someone who wants perfection (like me). I recommend that you re-install Windows 10 to the latest version to completely fix the above error. I believe, you have tried to fix the error but this is a system error or a file loss in the system. You can hardly fix it completely.

If you have a good and effective solution, please comment below or send it to QTitHow. Thanks for reading the article.