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AtlasOS includes comprehensive privacy tweaks that disable various Windows telemetry, tracking, and data collection features. These tweaks are defined in YAML configuration files located in Configuration/tweaks/privacy/.

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Overview

Privacy tweaks in AtlasOS focus on:
  • Disabling telemetry and data collection
  • Preventing activity tracking and monitoring
  • Removing advertising and personalization features
  • Blocking cloud sync and experimentation
  • Restricting third-party app telemetry

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Telemetry Disabling

AtlasOS disables multiple telemetry systems to prevent data collection by Microsoft.

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Disable Telemetry and Data Collection

---
title: Disallow Telemetry and Data Collection
description: Disallows telemetry and data collection to improve privacy
actions:
  - !service: {name: 'DiagTrack', operation: stop, ignoreErrors: true}
  - !registryValue:
    path: 'HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\DataCollection'
    value: 'AllowTelemetry'
    data: '0'
    type: REG_DWORD
  - !registryValue:
    path: 'HKLM\Software\Policies\Microsoft\Windows\DataCollection'
    value: 'AllowTelemetry'
    data: '0'
    type: REG_DWORD
This tweak stops the DiagTrack service and sets registry values to completely disable telemetry collection.

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Disable Customer Experience Improvement Program

---
title: Disable Customer Experience Improvement Program
description: Disables Customer Experience Improvement Program (CEIP) as it is related to telemetry, for privacy
actions:
  - !registryValue:
    path: 'HKLM\SOFTWARE\Policies\Microsoft\AppV\CEIP'
    value: 'CEIPEnable'
    data: '0'
    type: REG_DWORD
  - !registryValue:
    path: 'HKLM\SOFTWARE\Policies\Microsoft\SQMClient\Windows'
    value: 'CEIPEnable'
    data: '0'
    type: REG_DWORD
The Customer Experience Improvement Program (CEIP) collects usage data and is disabled for privacy.

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Other Telemetry Tweaks

AtlasOS also disables:
  • Activation Telemetry - Prevents activation-related telemetry
  • Diagnostic Tracing - Disables diagnostic trace logging
  • .NET CLI Telemetry - Blocks .NET command-line telemetry
  • Input Telemetry - Disables keyboard and input tracking

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Activity Tracking Prevention

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Disable Activity Feed

---
title: Disable Activity Feed
description: Disables Activity Feed in Task View for privacy and QoL
actions:
  - !registryValue:
    path: 'HKLM\SOFTWARE\Policies\Microsoft\Windows\System'
    value: 'EnableActivityFeed'
    data: '0'
    type: REG_DWORD
Prevents Windows from tracking your activities across devices and displaying them in Task View.

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Disable App Launch Tracking

Disables tracking of application launches to prevent Microsoft from monitoring which apps you use and when.

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Disable User Tracking

---
title: Disable Most Frequently Used Applications
description: Disables the most frequently used applications in the start menu for privacy
actions:
  - !registryValue:
    path: 'HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer'
    value: 'NoInstrumentation'
    data: '1'
    type: REG_DWORD
Prevents Windows from tracking your most frequently used applications.

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Advertising Removal

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Disable Advertising ID

---
title: Disable Advertising ID
description: Disables Advertising ID for privacy
actions:
  - !registryValue:
    path: 'HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\AdvertisingInfo'
    value: 'Enabled'
    data: '0'
    type: REG_DWORD
  - !registryValue:
    path: 'HKLM\Software\Policies\Microsoft\Windows\AdvertisingInfo'
    value: 'DisabledByGroupPolicy'
    data: '1'
    type: REG_DWORD
Disables the Windows Advertising ID that apps use to show personalized advertisements.

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Disable Sync Provider Notifications

Prevents advertising-related sync provider notifications from appearing in the system.

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Data Collection Prevention

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Disable Experimentation

---
title: Disable Experimentation
description: Disallows Microsoft from using your computer as a test for certain features for privacy and stability
actions:
  - !registryValue:
    path: 'HKLM\SOFTWARE\Microsoft\PolicyManager\default\System\AllowExperimentation'
    value: 'Value'
    data: '0'
    type: REG_DWORD
Prevents Microsoft from using your system for A/B testing and feature experiments.

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Disable Device Monitoring

Disables Windows device monitoring features that collect system performance and usage data.

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Disable Performance Tracking

Prevents collection of performance metrics and system diagnostics.

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Disallow User Activity Upload

Blocks upload of user activity data to Microsoft servers.

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Cloud and Sync Features

AtlasOS disables various cloud-connected features:
  • Disable Setting Sync - Prevents syncing of Windows settings to Microsoft account
  • Disable Suggest Ways to Finish Setup - Removes cloud-based setup suggestions
  • Disallow Message Cloud Sync - Prevents message synchronization to cloud

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Third-Party App Telemetry

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Disable NVIDIA Telemetry

Blocks telemetry collection from NVIDIA drivers and software.

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Disable Office Telemetry

Disables Microsoft Office telemetry and data collection features.

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Additional Privacy Tweaks

  • Disable Windows Error Reporting - Prevents crash reports from being sent to Microsoft
  • Disable Online Speech Recognition - Disables cloud-based speech recognition
  • Disable Tailored Experiences - Prevents personalized experiences based on diagnostics
  • Disable Privacy Experience - Disables privacy setup prompts
  • Disable Web Language List Access - Prevents websites from accessing language preferences
  • Disable Lockscreen Camera - Removes camera access from lock screen
  • Configure App Permissions - Sets restrictive default app permissions
  • Disable RSOP Logging - Disables Resultant Set of Policy logging
  • Disable Speech Auto Updates - Prevents automatic speech recognition updates
  • Disable Program Compatibility Assistant - Disables PCA telemetry collection
  • Disable Recall Snap - Disables Windows Recall snapshot feature
  • Disallow Microsoft Accounts - Restricts Microsoft account usage for local accounts

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Configuration Location

All privacy tweak YAML files are located in: 
src/playbook/Configuration/tweaks/privacy/
├── advertising/
├── apps/
├── cloud/
├── telemetry/
└── [individual tweak files]

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YAML Structure

Each privacy tweak follows this structure: 
---
title: Tweak Name
description: What the tweak does and why
actions:
  - !registryValue:
    path: 'HKEY\Path\To\Key'
    value: 'ValueName'
    data: '0'
    type: REG_DWORD
Actions can include:
  • !registryValue - Modify Windows registry
  • !service - Control Windows services
  • !cmd - Execute commands
  • !run - Run executables
  • !scheduledTask - Manage scheduled tasks

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