Q: How to mount/unmount Windows partitions (NTFS) manually, and allow all users to read only?

1. Read General Notes
2. Read How to list partition tables?

3. e.g. Assumed that /dev/hda1 is the location of Windows partition (NTFS)
        Local mount folder: /media/windows

4. To mount Windows partition

   sudo mkdir /media/windows
   sudo mount /dev/hda1 /media/windows/ -t ntfs -o nls=utf8,umask=0222

5. To unmount Windows partition

   sudo umount /media/windows/