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Can't update iTunes, get error message. Could not write value Description to key\SOFTWARE\MozillaPlugins\@Apple.com/iTunes,version=. Verify that you have sufficient access to that key, or contact your support personnel.

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Help, I need to be able to install iTunes updates and run iTunes. Here is the error message again. Could not write value Description to key\SOFTWARE\MozillaPlugins\@Apple.com/iTunes,version=. Verify that you have sufficient access to that key, or contact your support personnel.

Help, I need to be able to install iTunes updates and run iTunes. Here is the error message again. Could not write value Description to key\SOFTWARE\MozillaPlugins\@Apple.com/iTunes,version=. Verify that you have sufficient access to that key, or contact your support personnel.

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Are you using an Admin user account in Windows when trying to do that iTunes update? Otherwise, if that is an ".exe" installer package you might be able to right-click and use Run as... and select your Admin login.