J'ai demarre gParted sur un demarrage sur cle USB.
Voila ce que ca me dit:

Marquers : boot
Chemin : /dev/sda1
etat: démontée
étiquette:
UUID:

Permier secteur: 63
Dernier secteur: 234436544
Secteurs totaux: 234436482

Avertissement:
$MFT has invalid magic.
ntfs_mft_load(): Failed.
Failed to load $MFT: Input/output error.
Failed to startup volum: input/ouput error.
Failed to mount '/dev/sd1': input/output error.
NTFS is inconsistent. Run chkdsk /f on Windows then reboot
it TWICE!
The usage of the /f parameter is very IMPORTANT! No
modification was made to NTFS by this software.

ntfsresize v2.0.0 (libntfs 10:0:0)
$MFT has invalid magic.
ntfs_mft_load(): failed.
Failed to load $MFT: input/output error.
Failed to startup volume: input/output error.
ERROR(5): Opening '/dev/sda1' as NTFS failed: Input/output error
NTFS is inconsistent. Run chkdsk /f on Windows then reboot it TWICE!
The usage of the /f parameter is very IMPORTANT! No modification
was
and will be made to NTF by this software until it gets repaired.