Computer networks are sometimes comprised of various OS and while operating a network made up fully of Ubuntu desktop and server computer systems would definitely be enjoyable, some community environments can consist of both Ubuntu and Microsoft Windows systems working together.
If you want to make an Ubuntu shared folder be accessible to Windows XP, run the NTFS configuration tool on the drive.
Don’t forget that it is advisable to have admin rights to do that modification.
then type the following:
sudo gedit /etc/samba/smb.conf
and in the [global] section add the following line:
usershare proprietor only = false