If you have a laptop to sell or donate, make sure you wiped everything first, the Wipe entire disk will be the best option, although it will take longer time than wiping free space only, you can perform this option at night before you sleep or at any idle time Maybe you would argue that Windows won’t allow us to wipe the OS when its running, that’s true, but Data Wiper is able to wipe the operating system without booting into BIOS or any PreOS Some laptops have no CD driver, which is normally required when we want to wipe everything on the old hard drive, but in Data Wiper, we can directly wipe out the entire hard drive without a bootable CD, entire hard drive with the operating system (Data Wiper works on Windows 10, 8, 7, Vista and XP, both 32bit and 64bit) Wipe laptop hard drive without the CD

Click the Wipe Now button and confirm, and then type the keyword WIPE to start (wipe partition and disk function will invoke this window).

Click on a target (wipe free space and partition: click on a partition wipe disk: click the disk icon on left side of the disk bar).

Choose a wiping method from section 2 (overwrite method, hover on each option to see how many passes it takes).

Specify a target to wipe (free space, partition or disk).

No matter you’re wiping free space, a partition or a disk, steps are almost the same after you choose a target in section 1, the followings are details: (Make sure to wipe the hard drive clean before selling or giving away)

Keep nothing: Wipe entire disk then you can donate this laptop to charities, no need to install an operating system, so workers of the organization can directly install a free Linux distribution OS, like Ubuntu Wiping the entire disk is also a way of removing viruses.

Keep only OS: Wipe partition You can giveaway this laptop to your family members or friends, and you can rest assured that they can use the clean computer without having to install an operating system.

Keep OS and partitions: Wipe Free Space all existing data won’t be affected, only deleted data traces, and residue data in unused space will be wiped (to prevent recovery of deleted data).You can use Data Wiper to wipe free space, partitions or disks, depending on how would you like to keep/remove data from the old laptop hard drive, is it data in the free space, partitions, or the entire disk? Read on to decide This post provides solutions to wipe laptop hard drive with the software: Data Wiper, which is also portable with both 32-bit and 64-bit packages, just download the program, install or not, run it (from the portable package directly) main interface of Data Wiper Plans to take You may have many reasons to wipe a laptop clean, weather to wipe data clean on old laptop hard drive, or to wipe clean deleted files residue on a new laptop to start over, this post will be some help

Wipe free space, partition or entire disk?.

How to wipe a computer clean to sell