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Disable alternate definition updates

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Works with Windows 10 and 11Works with Windows Vista, XP, 7, 8, 10, 11, and Windows Server 2008 or newer.
  • Windows onlyThis script improves your privacy on Windows
  • Multiple actionsThis page belongs to a category, containing some changes with similar goal.
  • Impact: High

    System Functionality / Data Loss Risk: High

    This action improves privacy with high impact when you run the recommended script.

  • Batch (batchfile)These changes use Windows system commands to update your settings.
  • 2 scripts
  • No subcategories
  • Administrator rights requiredThis script requires privilege access to do the system changes
  • Fully reversible

    You can fully restore this action (revert back to the original behavior) using this website.

    The restore/revert methods provided here can help you fix issues.

Overview​

Missing Good Quality Documentation

This page does not yet meet PrivacyLearn's documentation standards. The script/action is stable and verified by community. Here are some options for you to understand its functionality:

Computer-generated docs (PREVIEW)

This documentation may be low quality but still useful.
Read computer-generated explanation

This documentation is automatically extracted from the code implementation.

Follow this publication: disable alternate definition updates on your Windows system to increase data privacy control. Besides that, this post provides instructions to undo adjustments and revert.

Social stability and harmony benefit from personal data security. Let's enhance your personal data privacy safeguard enhanced through parameters from this guide: find the path forward and apply today. Set aside enough time to work without feeling rushed.

References​

Explore similar guides

Gives more context about the goal of the changes
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Review code

Requires technical knowledge about Batch (batchfile)
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Requires technical knowledge about YAML and Git
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  1. Not Advised

    This script should only be used by advanced users.

    This script is not recommended for daily use as it breaks important functionality.

    Consider creating a system restore point before doing any changes.

  2. Security Trade-off

    This action prioritizes privacy over certain security features. It's not recommended and should only be used by advanced users after understanding its implications.

    Increased Privacy

    Enhanced privacy through reduced data collection and tracking

    Decreased Security

    Some security features will be disabled or limited

    This script can be reversed, this action allows you to can restore the system security.

Apply Now​

Choose one of two ways to apply:

Download script​

Download and run the script directly
  • No app needed
  • Offline usage
  • Easy-to-apply
  • Free
  • Open-source

Maximum — Strongest Possible Privacy (Military-Grade)​

Read more about Maximum and other protection levels

Help

How to apply or restore "Disable alternate definition updates" using script​

  • ≈ 2 min to complete
  • Tools: Web Browser
  • Difficulty: Simple
  • ≈ 5 instructions
  1. 1

    Download

    Download the script file by clicking on the   Apply protection  button above.
    Use   Undo protection button above to restore changes.
  2. 2

    Keep the file

    If warned by your browser, keep the file.
  3. 3

    Open

    Open the downloaded file.
  4. 4

    Exit

    Once it's done, press any key to exit the window.
  5. 5

    Restart

    Restart your computer for all changes to take effect.

Apply with privacy.sexy​

Guided, automated application with safety checks
  • Recommended for most users
  • Includes safety checks
  • Shows the code
  • Free
  • Open-source
  • Popular
  • Offline/Online usage
Open privacy.sexy
Help

How to apply or restore "Disable alternate definition updates" using privacy.sexy​

  • ≈ 3 min to complete
  • Tools: privacy.sexy
  • Difficulty: Simple
  • ≈ 4 instructions
privacy.sexy is free and open-source application that lets securely apply this action easily with more advanced options.
  1. 1

    Open or download

    Open or download the desktop application
  2. 2

    Choose script

    1. Search for the category name: Disable alternate definition updates
    2. Check the category by clicking on the checkbox of the category.
  3. 3

    Run

    Click on ▶️ Run button at the bottom of the page.

    This button only appears on desktop version (recommended). On browser, use 💾 Save button.

Explore This Guide​

  • 2 Privacy settings

Choose what to protect based on your needs:

Click any option to learn more about what it does.

Each change can be applied and reversed individually.

Some settings and commands may require technical knowledge to apply correctly.

Disable definition updates via WSUS and Microsoft Malware Protection Center

Windows important privacy defenses: disable definition updates via WSUS and Microsoft Malware Protection Center in a few steps on this how-to that shows the way how to boost cyber data protection. On the same track, this webpage unpacks the essentials of the procedure to reverse the last customization. Protection for cross-generational digital inheritance is made possible through online privacy control. This manual improves sensitive privacy security parameters: select your [route ahead from...

Disable definition updates through both WSUS and Windows Update

Web page for Windows users: disable definition updates through both WSUS and Windows Update to protect yourself through higher cyber data privacy assurance. Building on that, process to restore initial security setup is detailed below. The ethical use of technology aligns with the personal data defenses. Let's initialize privacy preferences by following control this recipe provides: review the (Reference: ways to proceed) and act today. Pause and reread the guide if you're unsure about anything...

Similar Guides​

Wider Goal​

Guides below includes this guide to achieve a wider goal.

See other more general settings that includes this one as one of its actions.

These plans combine multiple privacy settings, including this one, for stronger protection.

Disable Defender Security Intelligence (signature) updates to avoid data collection that risks sensitive data privacy guardrail on Windows — Read along, this inven...
Visit category page

Same Goal​

Other guides in Disable Defender Security Intelligence (signature) updates 

See settings that are in the same category as this guide.

Using other actions in the same category may help you achieve your goal better.

See all 9 guides

About the Creators​

These people have authored this documentation and written its scripts:

  • Avatar of undergroundwires. The creator of PrivacyLearn and privacy.sexy. Black and white portrait showing a person wearing a polka dot tie and suit jacket, reflecting the professional expertise behind the privacy protection tools.
    • Certified security professional
    • 7+ years experience securing banks
    • Open-source developer since 2005
    • EU advisor, Public Speaker, Moderator
    • Hundreds across the globe
    • Testers, reviewers, developers
    • Companies, military agencies
    • Community since 2017
About Us

Reviewed By​

This guide has undergone comprehensive auditing and peer review:

  • Expert review by undergroundwires​

    • Verified technical accuracy and editorial standards
    • Assessed system impact and user privacy risks

  • Public review by large community​

    • Privacy enthusiasts and professionals peer-reviewed
    • Millions of end-users tested across different environments

History​

We continually monitor our guides, their impact and all other privacy options. We update our guides when new information becomes available. On every update, we publicly store who made the change, what has been changed, why the change was made and when the change was made.

Review Change History Our Change Process