Step 2.Choose “USB Boot Device” and click “Proceed”. Click “Make Bootable Media” under “Wizards” and click “Next”. Install and run AOMEI Partition Assistant Standard on the computer. Warning: All data saved on the USB drive will be erased, back up necessary files in advance. Free download it and have a look at how it works: It enables you to create a bootable USB drive and then format or wipe laptop hard drive in Windows 10/8.1/8/7. You can achieve your goal under the help of a third-party partition manager, AOMEI Partition Assistant Standard. If you are unable to access Command Prompt to format your Dell laptop. ◆ exit Format/reformat Alienware with USB drive ◆ select disk n (“n” is the disk number of the hard drive that you intend to format） In the Windows Setup screen, press shift + F10 to access Command Prompt. Enter BIOS and boot from the installation disc. Insert Windows installation CD/DVD into your Dell laptop and restart it. When you have Windows installation CD/DVD, you can format your Dell Alienware laptop hard drive from Command Prompt.

Format/reformat Dell Alienware from Command Prompt And you need to reinstall OS for using it again. However, you should know that reformat the laptop hard drive will erase all data, including operating system. If you are in the situation aforementioned, it’s not a bad choice to reformat your laptop. To restore the performance of it, I plan to reformat the laptop but don’t know how to do it? Thanks for your help!” You should (hopefully) have fewer hiccups now that you know how to reset your Windows 10 PC. And if you're planning on selling or giving your laptop away, you can do it with peace in mind that the next owner won't have access to your files.“My Dell Alienware M11x laptop, with Windows 10 installed, has been running slowly for a long time and now it is even stuck at loading Windows screen. From here, choose between the options listed above.

From the option screen, choose Troubleshoot > Reset this PC.

Your PC will restart in Windows Recovery Environment (WinRE) environment.

Instead, you can reset your PC by holding the Shift key while you click the Power button > Restart in the lower-right corner of the screen.

This will take you to the Windows 10 sign-in screen.

Press the Windows logo key and L on your keyboard.If your laptop is acting up, and you can't access the settings menu, you can try resetting your PC from the sign-in screen. How to reformat Windows 10 from the sign-in screen

How to reformat windows 10 on a laptop