Back up your data: Use a USB drive or cloud storage to save photos and documents.
Microsoft ended support for Windows XP in 2014. Using an XP machine connected to the internet poses severe security risks. This guide focuses on data destruction, not system restoration. how to wipe a windows xp computer
Download the DBAN ISO file from a trusted source on another computer. Burn the ISO to a CD or create a bootable USB. Boot your Windows XP machine from that CD/USB. Type "autonuke" at the prompt and press Enter. Back up your data: Use a USB drive
Select the new partition and choose "Format the partition using the NTFS file system" (avoid "Quick" for a more secure wipe). how to wipe a windows xp computer