Before attempting a low-level format on your HDD, take the following precautions:
Close the command prompt and retry the HDD Low Level Format Tool. 4. Isolate and Repair Bad Sectors using CHKDSK hdd low level format tool format error occurred at offset
Allow the process to finish. This can take several hours depending on the size and speed of the drive. Step 4: Isolate and Bypass the Offset Block Before attempting a low-level format on your HDD,
Create a second partition starting well after the bad offset. hdd low level format tool format error occurred at offset
Try running the HDD Low Level Format Tool again to see if the offset error disappears. Step 3: Run CHKDSK to Remap Bad Sectors
Physical write-protect switches (on SD cards) or software-level read-only attributes locked by the operating system or a failing controller chip.