Genuine any version of windows XP . Just follow those step:
1. First open notepad.
2. Then copy those code and paste it into your notepad.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion]
"CurrentBuild"="1.511.1 () (Obsolete data - do not use)"
"ProductId"="55274-640-7450093-23464"
"DigitalProductId"=hex:a4,00,00,00,03,00,00,00,35, 35,32,37,34,2d,36,34,30,2d,\
37,34,35,30,30,39,33,2d,32,33,34,36,34,00,2e,00,00 ,00,41,32,32,2d,30,30,30,\
30,31,00,00,00,00,00,00,00,62,fc,61,4c,e0,26,33,16 ,05,d3,54,e7,a0,de,00,00,\
00,00,00,00,49,36,c2,49,20,47,0c,00,00,00,00,00,00 ,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,33,33,35,30,30,00 ,00,00,00,00,00,00,65,10,\
00,00,74,99,dd,b0,f7,07,00,00,98,10,00,00,00,00,00 ,00,00,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00 ,c4,ae,d6,1c
"LicenseInfo"=hex:e7,77,18,19,f8,08,fc,7d,e8,f0,df ,12,6e,46,cb,3f,ad,b2,dd,b9,\
15,18,16,c0,bc,c3,6a,7d,4a,80,8b,31,13,37,5a,78,a2 ,06,c8,6b,b9,d9,dd,cc,6a,\
9c,c5,9b,77,aa,07,8d,56,6a,7c,e4
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\WPAEvents]
"OOBETimer"=hex:ff,d5,71,d6,8b,6a,8d,6f,d5,33,93,fd
3. Now save this file into your Desktop like this:-
File name " activator.reg "
Save as type "All Files"
4. Save this file into desktop.
5.Then double click activator file.
6. Then Click OK
7.Then restart your PC.
8.Now your windows XP has been activated.
9. Now Check your my computer properties.
Genuine any version of windows 7 Just follow those step:
1. First download Windows Loader v2.0.0
2. Then run windows loader.exe file
3. Then Wait sometimes.
4. When PC want to restart Click OK Button.
Then Check your My computer properties.
Now your PC has been activated .