Privacy settings for Windows 10

Open Settings panel of your Windows

System

• Show notifications on the lock screen: Off
• Show reminders and incoming VoIP calls on the lock screen: Off
• Suggest ways I can finish setting up my device to get the most out of Windows: Off
• Get tips, tricks and suggestions as you use Windows: Off

• Nearby sharing: Off
• Share across devices: Off

Devices

• Spelling
  • Autocorrect misspelled words: Off
  • Highlight misspelled word: Off
• Typing
  • Show text suggestions as I type on the software keyboard: Off
• Hardware Keyboard
  • Show text suggestions as I type: Off
  • Autocorrect misspelled words I type: Off
• Multilingual text suggestions
  • Show text suggestions based on the recognized languages you're typing in: Off

Network & Internet

Random hardware addresses (if available): On

Personalization

• Background: select Picture or Slideshow
• Get fun facts, tips, tricks and more on your lock screen: Off

• Show suggestions occassionally at Start: Off

Apps

Uninstall anything you don't use like XBox, candy crush, some other preinstalled apps/games etc. Be sure not to uninstall anything important. If you have doubts about any app, either ask or search the net.

Accounts

Delete your account picture and set it to default. Under Create your picture, click on Browse for one.

• Go to C:\Users\Username\AppData\Roaming\Microsoft\Windows\AccountPictures and delete your picture.
• Go to C:\ProgramData\Microsoft\User Account Pictures and select any one.

Note: AppData is a hidden folder by default, to enable it open file explorer on top select View > Check Hidden items.

• Require sign-in: When PC wakes up from sleep
• Show account details such as my email address on the sign-in screen: Off

Search

• Cloud content search
  • Microsoft account: Off
  • Work or school account: off
• History
  • Search history on this device: Off
  • Clear device search history

Privacy

• All of

• Online speech recognition: Off

• Getting to know you: Off

• Send my activity history to Microsoft: Off

• Review each permission and disable accordingly (choose which apps can have access to camera, microphone, gps, notifications etc. If any app doesn't need something, turn it off.)
• App diagnostics > Change > Toggle off

Update & Security

• Allow downloads from other PCs: Off

• Virus & threat protection > Virus & threat protection settings > Manage settings > All protections on (Except automatic sample submission)
• Firewall & network protection > All firewalls should be on for domain, public and private networks.