I will show you a method to stop automatic updates on Windows 10
1.Open Start.
2. Search for gpedit.msc and click the top result to launch the Local Group Policy Editor.
3. Navigate to the following path:
Computer Configuration - Administrative Templates - Windows Components - Windows Update
4. Double-click the Configure Automatic Updates policy on the right side.
5. Check the Disabled option to turn off the policy and disable automatic updates permanently.
6. Click the Apply button.
7. Click the OK button.
After you complete the steps, Windows 10 will stop downloading updates automatically on the device. However, the ability to check for updates manually will continue to be available in Settings - Update & Security - Windows Update. While on the page, you need to click the Check for updates button to download and install