but it doesn’t fix the problem,instead it gives this on terminal after i run

‘sudo ntfsfix /dev/sda2’ (sda2 is my device)

error:

‘Mounting volume… ntfs_attr_find: Corrupt inode (1): Input/output error

Failed to open inode $MFTMirr: Input/output error

Failed to load $MFTMirr: Input/output error

FAILED

Attempting to correct errors… ntfs_attr_find: Corrupt inode (1): Input/output error

Failed to open inode $MFTMirr: Input/output error

Failed to load $MFTMirr: Input/output error

FAILED

Failed to startup volume: Input/output error

Checking for self-located MFT segment… OK

ntfs_attr_find: Corrupt inode (1): Input/output error

Failed to open inode $MFTMirr: Input/output error

Failed to load $MFTMirr: Input/output error

Volume is corrupt. You should run chkdsk.’

how do i run chkdsk? can you help me fix my ntfs?