Possible Duplicate:
How to use a retail Windows 7 Professional license key to upgrade an installed Windows 7 Home Premium machine

I have windows 7 Home premium 'Geniun' , can i upgrade it to Professional or Ultimate by inserting the key of the new windows and install the updates required ??

marked as duplicate by Not Kyle stop stalking me, ChrisF, BloodPhilia, Moab, Nifle Mar 22 '11 at 15:22

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migrated from stackoverflow.com Mar 22 '11 at 11:00

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  • I'm sure this a duplicate, but I can't find it right now. – ChrisF Mar 22 '11 at 11:07

Yes you can upgrade without reinstalling or using a disk. Just run anytime upgrade and enter your key.

Go to Control Panel (icon view) > Windows Anytime Upgrade.

No, simply changing the key will not upgrade the PC to Ultimate.

  • thanks... i though i could Just change the KEY then windows will install updates automatically... – MuniR Mar 25 '11 at 20:03
  • Partial credit to @moab didn't even notice you edited, thanks! – Not Kyle stop stalking me Mar 25 '11 at 20:13
  • Cheers mate!... – Moab Mar 25 '11 at 23:13

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