Windows 7 comes with a great feature called HomeGroup that makes sharing between windows 7 machines very easy.
Unfortunately, HomeGroup feature is not compatible with Windows XP and Vista. In this guide, you’ll learn how to enable file sharing between Windows 7 and Windows XP.
Other Solutions
- Make sure there is a matching username and password on both PCs
- Check for any 3rd Party firewalls. these are renowned for causing connection issues.
Links
- Getting Access is Denied when accessing Windows 7 share from Windows XP - not tried the registry entry in the second post
- How to Disable “HomeGroup” Feature in Windows 7?
- How To Disable or Enable the Homegroup Feature in Windows 7
- How to Enable File Sharing between Windows 7 and Windows XP
- Share a Printer from XP to Windows 7
- Share Files and Printers between Windows 7 and XP
- Sharing files and printers with different versions of Windows
- Windows XP cannot print to Windows 7 shared printer
- File Sharing - Between XP and W7 (and vice versa) - Windows 7 Help Forums
- windows 7 - How to access shared folder without giving username and password - Stack Overflow