Vista Setup Guide

1) Step

UAC Popup "Windows needs your permission to continue":

How to quickly disable User Account Control (UAC):

1. Click the round blue Windows Start button. Now click Control Panel
2. From the Control Panel, click User Accounts and Family Safety (or User Accounts if your in classic view)
3. Click the option to Turn User Account Control on or off
4. Uncheck the box next to Use User Account Control (UAC) to help protect your computer and click OK
5. Restart when prompted

2 )Step Configuration for Vista accept XP folder
Vista uses the more-picky NTLMv2 network protocol, while XP uses NTLMv1. The answer is, therefore, to switch Vista to use NTLMv1.

Here's the Mac-oriented post which tells how to modify Vista: http://www.broadbandreports.com/faq/14837

Rewriting it in Windows terminology, it would read:

To allow Vista to talk to your XP/2000/Linux shares, you must allow Vista to authenticate via NTLMv1:

If you have Windows Vista Home Basic/Premium:
Open the registry editor. Navigate to

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa.

There will be a value called LmCompatibilityLevel. Set that to DWORD 1. Reboot and try to connect again.