While primarily known for creating bootable USBs, is a powerful formatting tool available in a portable format on Softpedia.
Fix logical errors that prevent Windows from recognizing the disk. low level format tool from softpedia portable
Restore a drive to its original "out-of-the-box" state. Top Portable LLF Tools Available on Softpedia 1. HDD Low Level Format Tool (Portable Edition) While primarily known for creating bootable USBs, is