Hello, Etched In Thread has just posted in the Software forum of AmayaUsers Discussion Boards under the title of Installing Amaya OS v10 & DS Pro+ on Windows 8.1. This thread is located at http://www.amayausers.com/discussion/showthread.php?5658-Installing-Amaya-OS-v10-amp-DS-Pro-on-Windows-8-1 Here is the message that has just been posted: *************** Hi Markus, I ended up having to uninstall the update (revert to previous version) as well. Had a few problems afterwards, with the machine, most likely due to not having used the machine in about 8 months. Thank you for your help! *************** =========================================================== The AmayaUsers Mailing List Website: http://www.amayausers.com Discussion Board: http://www.amayausers.com/boards Subscribe/Unsubscribe: http://www.amayausers.com/list ===========================================================