Fix Windows XP Error Code 800b0100

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    This can happen if the instructions required for the update are corrupted or missing. The bug was first reported on Windows 8.1, 8, 7, XP and Vista. The error may also appear as “Code 800B0100 Windows Update encountered an unknown error.” It can also be caused by political or internet problems.

    Homepage ‘Windows 8 ‘Windows Updater ”Error 0x800B0100 when installing Windows Updates or Microsoft Updates

    If the Windows Update troubleshooter cannot solve your problem However, manually register Softpub.dll, Wintrust.dll, Initpki.dll, and Mssip32.dll to fix your specific issue with the following steps:

    Comment You must be logged in as an administrator to complete these steps.

    1. Click Start, click Run, then click OK.
    2. When prompted for a handle, type softpub regsvr32.dll / s and press ENTER.
    3. At the command, quickly type Wintrust regsvr32.dll / s, or press Enter.
    4. At the command prompt, press regsvr32 Initpki.dll / s, then press and ENTER.
    5. At a command prompt, type Mssip32 regsvr32.dll / s and press ENTER.

    When trying to install the latest updates from Windows Update or Microsoft Update, you may receive the following error message from fans:

    What is Windows Error Code 800b0100?

    If you accept Windows Update computer error 800B0100 while checking for updates, usually Windows Update components are wrong or the Windows Update Store file is corrupted and you need to repair it.

    This issue can occur regardless of whether the file required by Windows Update is damaged or missing.

    Windows 8.1, 8

    Windows 7

    Windows Vista

    Windows XP

    One Step: Run Windows Update Troubleshooter

    How do I fix error 800b0100?

    What causes error code 800b0100.1) Restore the registry entries.2) Using the system update preparation tool.3) Disable any security software or Windows Firewall.4) Update your drivers.5) Run Windows System File Checker.6) Clean up unnecessary files.7) New registration of Wintrust.

    Run the Update Center troubleshooterI have Windows listed below and if it does, run Windows Update again. To start troubleshooting, click

    Run now

    Step Two: Use the System File Checker to repair corrupted Windows files

    windows xp error code 800b0100

    If the problem persists, use the enterprise maintenance tool, System File Checker, to repair corrupted Windows files. To do this, simply follow these great steps:

    1. Open an elevated command prompt.
    2. Run the sfc / scannow command.
    3. Try installing the update again.

    For full information on the filesystem checker, see

    Use the File Function Checker tool to repair missing or even corrupted system files.

    Step 3. Run the main DISM tool

    If the problem persists, even use the Deployment Image Servicing and Management (DISM) tool to fix Windows Update corruption errors. To do this, try the following steps:

    1. Open raised, say so when prompted.
    2. Run DISM.exe / Online / Cleanup-image / Restorehealth.
      Important! When you run this command, DISM uses Windows Update to verify that the required files are corrupted. However, if your Windows Update client is no longer working, use a running Windows installation as the restore source, or use a Windows parallel folder from a network share or removable media such as this type. Windows DVD as a file share. Instead, run the following command:

      DISM.exe / Online / Cleanup-Image / RestoreHealth / LimitAccess

      Note / source: c: reparationsource windows Replace the C: RepairSource Windows placeholder with the target of your repair source. For a complete range of information on using the DISM tool to repair Windows, see Recover a specific Windows image.

    Fix Windows corruption errors generated by DISM or the System Update Readiness Tool

    Automatic diagnostics and elimination of common problems withUsing the Windows Update

    Troubleshooter may automatically fix the problem that is last described in this article.

    This patch fixes many problems.

    learn more

    Run Diagnostics Now

    Fixes common Windows Update issues automatically and consistentlyTroubleshooting can automatically solve the complex problem described in this article.

    Step: Run Windows Troubleshooter

    Follow the Windows Update troubleshooter below to update, then run Windows Update again. To start troubleshooting, click

    Run now

    Step 2: Use the System File Checker to repair corrupted Windows files

    If the problem persists, use System File Checker to repair corrupted Windows files. To do this, follow these steps:

    1. Open an elevated command prompt.
    2. Run Commandssfc / scannow.
    3. Try installing the update again.

    See

    for new information on System File Checker.Use the System File Checker tool to repair missing or even corrupted system files.

    Step 3. Run the System Update Readiness Tool as usual

    System Update Tool (CheckSur)

    Automatically diagnosing and fixing common service issues using the Windows Update

    Troubleshooter may automatically resolve the issue mentioned in this article.

    This bug fix addresses more and more issues.

    learn more

    Run Diagnostics Now

    Also automatically fix common Windows update issuesThe troubleshooter can automatically fix the errors described in this article.

    At least one step: Run the Windows troubleshooter

    windows xp error code 800b0100

    Run Windows Update Troubleshooter Below and run Windows Update again. To start troubleshooting, click

    Run now

    Step 1.5. Use the System File Checker tool to repair corrupted Windows files

    If the problem persists, use the System File Checker gadget to repair corrupted Windows files. To do this, simply follow these great steps:

    1. Open an elevated command prompt.
    2. Run the sfc / scannow command.
    3. Try installing the update again.

    For more information on the System File Checker, see

    Use the System File Checker tool to repair missing and corrupted system files.

    Step 3. Run the main system update readiness tool

    System Update Tool (CheckSur)

    Self-diagnosis and using the Windows Update

    Troubleshooter for common common problems can automatically fix the problem described See this article.

    This convenience store solves so many problems.

    learn more

    Run Diagnostics Now

    Troubleshoot automatic and common Windows Update issuesThe troubleshooter can fix the problems described in this article.

    To fix this error on Windows XP, run the update below to troubleshoot Windows, and then run Windows Update again. To start troubleshooting, click

    Run now

    Comment

    This troubleshooter only applies to Windows Vista and Windows XP Service Pack 3 (SP3). If your computer frequently uses Windows XP Service Pack 2 (SP2), Windows XP Service 1 Fill (SP1), or Windows XP, try this Fix it solution below, but run Windows Update again.

    How to fix Windows crashes

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  • By using the Windows Update

    Troubleshooter to automatically detect and fix common issues, we can automatically fix all of the issues described in this article.

    This patch fixes many problems.

    learn more

    Run name now

    Automatically fix common Windows Update issues

    The troubleshooter can automatically cause the problem described in this written content.

    Improve your computer's speed now with this fast and easy download.