Not able to mount system with read-write permision

[shilesh_babu]

Dear All,

I am facing below issue while mounting the file system with command.

su 0 mount -o rw,remount -t ext4 /system                          
'/dev/block/dm-0' is read-only

Thanks in Advance.

[b36401]

Possibly dm-verity is in effect, please try to perform disable-verity.

[shilesh_babu]

Thank Victor, but its showing below error-

root:/ # disable-verity                                                  
/system/bin/sh: disable-verity: not found