4 Steps Remove Forgotten Windows 8.1 Password
Step 1: Plug in a USB drive or CD into your computer and then click “Create USB/CD”.
Tips: Select one option from [Crate a Live USB] and [Create a Live CD]. Then, select [x64] or [x86] according to your computer. Next, click on [Download Now] to download the licensed ISO. Remember to activate the software beforehand. After that, click on [Create USB] to create the boot media. Please backup your data inside the USB drive in advanced. Because creating the bootable USB will erase all data inside the USB.
Step 2: Boot your target PC and Change the boot order in BIOS.
Step 3: Reset Windows Login Password.
Step 4: Select the target account then click “Clear Password” to reset its login password.
Sometimes, the Administrator account may not be displayed. In this case, you must click the extend button to display it, then, you can login the system.