How do I fix McAfee installation error: Error code 0

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    Paul Troy

    When you think of installing one of the McAfee products on your device and suddenly what you see is you are unable to install it due to certain unknown reasons. The issue is usually accompanied with an error message which tells you that you cannot install the software any longer or something has went wrong during the installation process.
    However, you may easily get rid of the issue by following some workarounds.
    Workarounds to fix the issue ( )
    1. Use McAfee pre-install tool
    Well, I would suggest you to download and use McAfee pre-install tool. The said tool prepares your device for the installation and also lets you know what is needed for the uninterrupted installation.
    2. Try to reinstall the software
    Other than this, if you do not wish to download the tool, then you may give it another try by navigating to But, prior to that, make sure you remove the junk files and files from the cache memory of your device.
    3. Use a different browser
    Sometimes, the root cause of the installation issue is the settings of the web browser you are trying to install from. In this scenario, you may try switching to another web browser.
    4. Temporarily disable the firewall
    If you have activated a firewall on your device and restricted certain programs to download, then you may turn off the firewall temporarily and try again later.
    5. Fix issue with the DNS
    Last but not the least you may try changing the DND settings of your device as this may help you in getting rid of the issue. Sometimes, it is too slow and restricts the installation of the software.
    Hence, if you wish to install McAfee security solution without any interruption, then you may consider following these workarounds so that you do not come across the same error again.

    Lewis hamilton

    Restart your PC and run MCPR again. If you see Cleanup Unsuccessful again, ignore it. Restart your PC again. Attempt to reinstall your McAfee software.

    Close all programs.
    Download the MCPR tool.
    Double-click MCPR.exe.
    If you see a security warning: …
    At the McAfee Software Removal screen:


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