Disable Backup of Text Messages into the Cloud

Requirements

Windows 10 build 1709.

Pros: Why use this tweak

Since build 1709 was released, Windows allows backup and restore of cellular text messages to Microsoft's cloud services.
If you would not like to share your private data with someone else, follow this instruction step by step.

Cons: Why do not use this tweak?

If your system will crash, you will not be able to restore your messages from Microsoft's cloud.

How to apply this tweak manually:

  1. Press Win + R, type "regedit.exe" and press Enter.
  2. Then go to LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Messaging branch and find the AllowMessageSync key.
  3. Double click it and change the value to 0.
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