Hi everybody, During the last days I tried to update my IE9 on my Windows 7-machine to IE10 – actually, I did not want to initially, but Windows was quite insistent on shutting down trying to install it – and always failed with error 9C59. As you may have found on the Internet, none of the tipps of Microsoft actually work – I succeeded with the following steps (and several trial-and-error attempts and a lot of restarts :-)): Download and run the Microsoft fix-it-tool (http://support.microsoft.com/mats/program_install_and_uninstall/) Download the Microsoft System Update Preparation Tool and run it Uninstall Microsoft Internet Explorer 9…