To do so, connect the drive to your computer, right-click it in Windows Explorer or File Explorer, and select Format. Perform a full format of an external drive to wipe away any deleted files. Windows 8 added a feature that makes wiping deleted files and restoring your operating system much easier. If you have an external drive, you’ll need to wipe that, too.įor many years, geeks had to use third-party tools to wipe their mechanical drives before disposing of them. If you have a PC with a mechanical drive, you’ll need to ensure your drive is wiped before reinstalling your OS. If you have a PC with a solid-state drive, you just need to reinstall your operating system to erase your data. hybrids: Which storage tech is right for you? Deleted files can also be recovered from USB flash drives, SD cards, and other types of removable media. This means deleted files can be recovered from that external SSD. In other words, if you have an external SSD in an enclosure and you connect it to your computer via USB, TRIM won’t erase files you delete. This is done to speed things up-it’s faster to write to empty cells-but it has the benefit of ensuring files you delete from internal SSDs can’t be recovered.Įxternal solid-state drives and other removable media: TRIM is used only for internal SSDs. The drive then erases the file’s data from its memory cells. When you delete a file from a solid-state drive, the operating system informs the drive that the file was deleted. Internal solid-state drives: Solid-state drives use a feature called TRIM.

Full format external hard drive windows