SharePoint 2013 installation error 

Error: Setup is unable to proceed due to the following error(s): This product requires Microsoft .Net Framework 4.5 

Solution : The KB to uninstall is KB3045563 To uninstall the KB: - Go to the Start menu - Type in "View installed updates" - Find and click on KB3045563 in the list - Click uninstall - Reboot the machine - Check the versions to ensure it is back down to 4.5 - See more at: http://www.someshinyobject.com/posts/setup-is-unable-to-proceed-due-to-the-following-errors-this-product-requires-microsoft-net