The system cannot boot normally, and " Sector not found", "General error in reading drive C" or other tips in the condition of excluding virus infection appear.Some sorts of strange voice suddenly appear and then replace the normal friction voice.At sometimes, users just see a blue screen. When reading a file or running a program, the hard disk will repeatedly read the data, or it will take quite a long time to complete this task.More than that, even if users boot from floppy disk, they can't see the drive letter. Although users can see the drive letter after booting from the floppy disk or CD-ROM instead of the hard disk, they are unable to manipulate the hard disk. In other situations, scan hard disk is performable, but some locations are marked in red " B". If disk scan cannot be completed, the hard disk has bad sectors. If the hard disk automatically scans itself when running the computer, there are some errors on the hard disk.When users open and run the file, they may find the speed is very slow, or they can obviously hear strange noise, or sometimes they receive a prompt they cannot read and write file.
#HOW TO USE DISK GENIUS REPAIR BAD HARD DRIVE HOW TO#
Do you know how to Check Hard Disk for bad sector? In this post, we recommend you to use MiniTool Partition Wizard and its " Surface Test" function.Īt the same time, we will show you the situations you may encounter when bad sector issue happens to your hard disk. For example, some sorts of strange voice suddenly appear, or users cannot partition or format this hard disk. The hard disk will be abnormal if it has some bad sectors. P table, plant-level list, can store 4000 bad sectors. G table, user-level list, can store several hundred to about a thousand bad sectors. But these bad sectors are hidden in the P or G table by manufactures, thus users are unable to access them via general software. New Hard DiskĮach new hard disk more or less has bad sectors. It is an all-in-one system backup and data protection solution. Tip: When it comes to backup data, you can try using MiniTool ShadowMaker Free.