Q: How to mount Windows partitions (NTFS) on boot-up, 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. sudo mkdir /media/windows
   sudo cp /etc/fstab /etc/fstab_backup
   sudo gedit /etc/fstab

5. Append the following line at the end of file

   /dev/hda1       /media/windows  ntfs    nls=utf8,umask=0222 0       0

6. Save the edited file (sample)
7. Read How to remount /etc/fstab without rebooting?