how to secured format? bitlocker ?

[techi]

Hi,

I would like to secure format my sp4. What method would you recommend?

To use bitlocker with factory reset?
May i know what is bitlocker and how to enable it? As I have used the device, is it efficient to enable it now?

Thank you.

 

[jnjroach]

BitLocker is already on Out of the Box...

About BitLocker here - Windows BitLocker Drive Encryption Step-by-Step Guide

The Surface and BitLocker Guide - http://download.microsoft.com/downl...e-devices-enterprise-bitlocker-management.pdf