After Windows 10 Install

Press Win + R keyboard accelerator to open Run dialog box.
Type GPedit.msc and hit Enter or OK to open Local Group Policy Editor.

Disable Windows Defender
Computer Configuration > Administrative Templates > Windows Components > Windows Defender
Click “ Turn off Windows Defender" set it to Enabled

Disable Windows Firewall
Computer Configuration -> Policies -> Windows Settings -> Security Settings -> Windows Firewall with Advanced Security -> Windows Firewall with Advanced Security Properties

Disable Web Search
Computer Configuration section > Administrative Templates>Windows Components > Search.

Disable Corona
Navigate to Local Computer Policy -> Computer Configuration -> Administrative Templates -> Windows Components -> Search.
In the right pane, double click on policy named Allow Cortana.
Select the Disabled radio button.

• Works only on Windows 10 Pro