How McAfee Helps in Fixing Update Error 0x800f0900 in Windows 10?

In some cases, customer encounters Update Error 0x800f0900 in Window 10. To fix this issue, you should install McAfee antivirus via for the security of your device. In this blog, you will read the method to fix Update Error 0x800f0900 in Window 10.

Method to Fix Update Error 0x800f0900 in Windows 10:

1. Ensure you Upgrade to 1803 in First Place:

You should have the following system requirements to run Windows 10 (1803):

RAM should be 1GB for 32 bit and 2GB for 64 bit.

Hard disk space for 16 GB for 32 bit and for 20 GB for 64 bit.

CPU should be 1GHz or faster.

Screen resolution for 800 x 600.

Graphics should be Microsoft DirectX 9 or later with WDDM 1.0 driver.

Internet connection should be proper.

2. Uninstall Previous Antivirus and Install McAfee Antivirus:

In some cases, third-party antivirus solutions lead to update issues. Hence, to fix this you should disable or uninstall the third-party antivirus so that it does not interfere in device working. And for security of your device, install reliable McAfee antivirus via as it do not interrupts in the working of your system.

3. Run Windows Update Troubleshooter:

For this, you should tap on Windows key + I to open the Settings app. After this, you should choose Update & Security button. Now from the left side, you should select Troubleshoot option. Here, you should expand Windows Update Troubleshooter and then tap on “Run the troubleshooter”.

4. Clean Temp Files:

To run the Disk Cleanup and clean temp files. For this, you should open This PC or File Explorer. Now, you should right-tap on the partition from where you want to relieve of unnecessary data and then open Properties. Then, you should tap on Disk Cleanup. At this point, tap on the Clean up system files option. At last, you should check all boxes and then tap on OK button.

5. Run SFC and DISM:

To run SFC in Windows 10, you need to open Command Prompt as admin. Then in the command-line, you should write sfc/scannow and tap on Enter. At last, you should wait till the scan complete and then restart your PC.

To run the DISM utility, you should right-tap on the Command Prompt and then run it as an administrator. Now in the command line, you should copy-paste the lines one by one and then hit on Enter key after each command:

DISM /online /Cleanup-Image / ScanHealth

DISM /Online /Cleanup-Image /RestoreHealth

At last, just wait till the process ends.

6. Use Media Creation Tool:

You should download Media Creation Tool. After this, you should right tap on the tool and then select run it as an administrator. Now, you should accept the License Terms. Then, you should select to Upgrade this PC. If you find the issue, then plug in the USB drive and just restart Media Creation Tool. Here, you should tap on Create installation media for another PC option. At this point, choose the preferred language, architecture and edition and then tap on Next button. Next, you should select USB flash drive and then tap on Next. When the bootable drive is created, then restart your PC. After this, you should open the USB with installation media and then tap on Setup. At last, you should update Windows 10.

With this method, the user can fix this Update Error 0x800f0900 in Window 10. To know about McAfee antivirus, go to #Mcafee Activate 25 digit code

If DSIM Failed on Window 10/11! How to Fix it with McAfee?

DISM command is used for Window Images and Window Recovery Environment. But user sometimes faces DSIM failed on Window 10, and to fix this issue, you should switch to McAfee antivirus via In this blog, you will read the method to fix DSIM failed on Window 10/11.

Method To Fix DSIM Failed on Window 10/11:

1. Install your McAfee Antivirus:

Sometimes, this error is caused to due to antivirus. Because, antivirus interfere with your computer and leads to this problem. You can fix this issue by disabling your antivirus features. In case, this does not fix the issue, then you should remove your antivirus. After removing your antivirus, you should again do DISM scan.

If this solves your problem, then you should switch to McAfee antivirus software via as it safeguards your system from errors.

2. Enter Correct Location of Install.wim file:

If you are facing DISM issue, then you should mount Windows 10 ISO file and enter the location of the Install.wim file. For this, you should enter the command in Command Prompt and then tap on Enter key to run it:

DISM /Online /Cleanup-Image /RestoreHealth /source:WIM:X:SourcesInstall.wim:1 /LimitAccess

Here, you should replace X with the letter which matches the drive where you find Windows 10 ISO file is mounted.

3. Copy Install.wim to your Hard Drive:

To fix this issue, you should copy the Install.wim to the root directory of your hard drive. To Install.wim file, you should download Windows 10 ISO, then mount it and after that, locate Install.wim file. When you copy the Install.wim file, you should the enter the correct location of the Install.wim file before you run the DISM scan.

4. Clean up System Image Components:

For this, you should open Command Prompt as administrator. If Command Prompt opens, then you should enter the command and then hit on Enter key:

Dism.exe /online /Cleanup-Image /StartComponentCleanup

Now, wait for the procedure to end. The user can also run the below commands:

DISM /Online /Cleanup-Image /StartComponentCleanup

DISM /Online /Cleanup-Image /AnalyzeComponentStore

When you run these commands, you should again perform DISM scan. Dism.exe /online /Cleanup-Image /StartComponentCleanup

Dism.exe /online /Cleanup-Image /StartComponentCleanup /ResetBase

5.  Run Windows Update Troubleshooter:

To run troubleshooter, you should tap on Windows Key + I together to open the Settings app. After this, visit to the System & Security section. Now, you should select Troubleshoot option from the menu which is on the left. Then in the right side, you need to choose Windows Update and then tap on Run the troubleshooter. Lastly, you should follow the steps on the screen to finish the troubleshooter.

6. Reset Windows Update Services:

To reset, you should open Command Prompt as an administrator. If Command Prompt begins, then you should run the below commands:

net stop wuauserv

cd %systemroot%SoftwareDistribution

ren Download Download.old

net start wuauserv

net stop bits

net start bits

net stop cryptsvc

cd %systemroot%system32

ren catroot2 catroot2old

net start cryptsvc

When the commands are executed, then you should restart Windows Update components and it will fix the issue.

7. Disable Proxy:

The user should open the Settings app and then go to Network & Internet section. After this, choose Proxy from the menu which is on the left. At last, in the right side you should disable all settings.

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