Even when you can't get a cell phone signal, you can still make calls and receive texts on your iPhone. With WiFi calling, your calls and texts are routed through whatever WiFi network your iPhone is ...
The Verge: How to set up Wi-Fi calling on Android and iPhones
After you turn off a feature, you can turn it back on at any time. This tutorial will show you how to turn Windows features on or off for all users in Windows 10. You must be signed in as an administrator to be able to turn Windows features on or off.
How to Turn On or Off Sync Your Settings in Windows 10 When Sync settings is turned on, Windows syncs the settings you choose across all your Windows 10 devices that you've signed in to with your Microsoft account.
Turn On or Off Sync Settings for Microsoft Account in Windows 10
This tutorial will show you how to turn fast startup on or off for all users in Windows 10.
Turn On or Off Fast Startup in Windows 10 - Ten Forums
How to Turn On or Off Network Discovery in Windows 10 By default, the first time you connect to a new network (wired or wireless), you will be prompted "Do you want to allow your PC to be discoverable by other PCs and devices on this network?" by the Network Location wizard for a network location. For example: Private, Public, and Domain. Based on the network location you choose, Windows will ...
In Windows 10 Technical Preview build 10074, you can turn off Windows Defender real-time protection temporarily, but it's off for a while, Windows will turn it back on automatically.