Msn messenger problem

[sweetload]

Dear Expert(s)


Please Meri kuch problems solve ker dain.

Mera system Pentium 4 1.6 Ghz, Ram 256 mb. hey
Windows XP peofessional Version 2002 SP2

1. Merey system main MSN Messenger install honey key baad jab login hotey hain to update ka kehta hey update key baad phir update ka kehta hey dobara update kerney key baad bhi nahee chalta.........Please Help me,main konsa messenger install karoon jo merey system sey compitable ho? aur us ka download link bhi dey dain please.

2. Mujhey Windows XP SP2 ko upgrade kerna hey kya main SP3 without C format ker sakta hoon ? is ka procedure kya hey ?

3. Kya main is system main XP SP2 to upgrade ker key Vista ker sakta hoon ? agar haan to is ka link dey dain. Sirf Vista ka link na dain balkey update from XP2 to Vista in my system.

Please koi merey problems solve ker dey. I will be very thankful to you all.
Mera Email hey *************