Last updated on May 11, 2021
How to fix * drive not accessible data error cyclic redundancy error on an hard drive like Seagate/WD/Samsung/Toshiba external hard disk in Windows 7/8/10?
Video - Fix data error Cyclic Redundancy Check [Chkdsk first, and then free data recovery later]
Have received a data error (cyclic redundancy check) error message on a usb hard drive/stick on a Windows computer? No worry! Generally, the related drive inaccessible cyclic redundancy check error happens to people due to corrupted hard drive photo and files, damaged hard drive (like too many bad sectors), faulty connection, virus attack and more. Therefore, you are also supposed to fix/resolve such cyclic redundancy check problems based on these causes behind, as below:
1).Test and fix with chkdsk or disk diagnostic programs
You may use the following chkdsk
Get no any diagnostic tools? Read this to download and use best free hard drive diagnostic software
Just follow these steps:
a. Run command prompt as administrator.
b. Type “chkdsk /f x:”. Replace the x: with the drive that you’re having problem with.
In my case, my drive is d:\, so I type “chkdsk /f d:” (see below).
c. Then press Enter button. The process might take longer if there’re problem with many files. So please be patient until it’s finished.
d. Restart your computer.
Sometimes, if your drive is in use, it would ask to restart and then it would start to check and fix it.
2). Run Error-Checking by right clicking your drive and find its property
3).Format hard drive/sd memory card with cyclic redundancy error message
a, you may format it by right click your device and computer may offer an option to format it.
b, format it via cmd
[format F:/fs:ntfs] and then enter.
(F should be replaced with the drive letter of your device and ntfs can be exfat/fat32 too.)
c, format by a freeware like hp format tool that you may download it here.
4).Scan and remove all possible computer viruses
If your hard drive/memory card is really virus attacked and bring you such CRC error, go download best free antivirus software could help you out.
No matter which way you will use to solve such cyclick redundancy error on your external hd/usb thumb drive/memory card, recover inaccessible hard drive memory card photos, movies, games, documents, audios and files with freeware iCare Recovery Free.
Download the software now to restore everything you want to rescue from hard drive/memory card with data error CRC issues.
Western/Seagate/Samsung external hard drive is inaccessible, unknown and not initialized in Disk Management, however, when trying to initialize hard disk, get an error message saying: "cannot initialize disk (cyclic redundancy check)"? Also firstly retrieve unknown not initialized hard drive files and then, try to fix cyclic redundancy check initialize disk error by formatting hard drive with diskpart/command prompt
==>And in such cases, some hard drive formatting freeware are also helpful, if necessary.
Computer hard drive/usb drive gives cyclic redundancy check error due to raw file system? Also perform raw drive data recovery there and start to convert raw to ntfs or fat32 to restore the common use of this usb hard drive/flash drive.
==>Read more details about raw file system recovery
Part 2: Recover Files, Download free inaccessible drive file recovery software iCare Data Recovery free which is a freeware to recover data from inaccessible data error Cyclic Redundancy Check (also briefly called CRC) if the inside data were important to you.
Download iCare Data Recovery Free to free restore inaccessible files from drive that has data error cyclic redundancy check error.
Insert inaccessible drive to your computer correctly and pick Advanced File Recovery mode to rescue most data back:
==>Have already quick formatted hard drive/memory card CRC data error? Go undo format and recover data after quick format