Windows 10: Update error code 0xa0000400

Discus and support Update error code 0xa0000400 in Windows 10 Installation and Upgrade to solve the problem; Update error code 0xa0000400 https://answers.microsoft.com/en-us/windows/forum/all/update-error-code-0xa0000400/44cdc746-f68d-41db-818f-537067500f61 Discussion in 'Windows 10 Installation and Upgrade' started by SHIVAJI KALE, Dec 14, 2022.

  1. SHIVAJI KALE
    SHIVAJI KALE Win User

    Update error code 0xa0000400


    Update error code 0xa0000400

    :)
     
    SHIVAJI KALE, Dec 14, 2022
    #1
  2. RAKESH NARAYANASWAMY
    Rakesh Narayanaswamy Win User

    Error of 0xa0000400 updating windows7 to Windows 10.

    Hi Alex,

    It's unfortunate that you are facing this issue. We'll certainly assist you to resolve it.

    Share this information to assist you better.

    • How are you upgrading to Windows 10? Is it through Windows update or ISO media?
    We suggest you to refer the suggestions given by Andre Da Costa from the below link and check if it helps:

    Redirecting

    http://answers.microsoft.com/en-us/...x00704dd/2b4a8592-4002-4561-b1c7-ab9c09c36aeb

    Reference : How to Fix Windows 10 Setup Failure:

    Redirecting

    Hope this helps, for further assistance, you can post your query in Microsoft Community
     
    Rakesh Narayanaswamy, Dec 14, 2022
    #2
  3. ANELA ŠTAHAN
    Anela Štahan Win User
    Error of 0xa0000400 updating Windows 10.

    * Original Title: Error of updating

    I try update Windows 10 on my laptop, and then go something wrong.

    Code of problem is 0xa0000400. Can You help me please?
     
    Anela Štahan, Dec 14, 2022
    #3
  4. STEVENOLSEN
    stevenolsen Win User

    Update error code 0xa0000400

    Windows 10 Anniversary Update Error Code 0xA0000400

    I'm running Windows 10 Education (Build 10240), and when I attempt to manually update to the Anniversary Edition (Build 14393), I get an error code 0xA0000400. The update does not even attempt to install, as soon as I click "update now" it fails immediately
    with this message.
     
    stevenolsen, Dec 14, 2022
    #4
Thema:

Update error code 0xa0000400

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