SSDs use flash memory with a controller that remaps bad blocks and distributes writes. Overwriting does not reach all physical cells. Instead, use the command.
Wiping a drive in Windows 10 is not as simple as deleting files. For traditional hard drives, diskpart clean all or DBAN is sufficient. For SSDs, always use the ATA Secure Erase command via manufacturer tools. Never rely on simple formatting or file deletion if the drive will leave your control. For maximum assurance, combine encryption prior to wiping. how to wipe a drive windows 10