Windows 8: "Uninstall the USB 3.0 eXtensible Host Controller Driver" alert when upgrading from Windows 7

Windows 8: "Uninstall the USB 3.0 eXtensible Host Controller Driver" alert when upgrading from Windows 7When upgrading from Microsoft Windows 7 to Windows 8, an alert may appear offering to uninstall the USB 3.0 eXtensible Host Controller Driver and stating it is not compatible with Windows 8.

">ACUtil.setPOD('us~en'); var articleId = "TS4502"; var ACStaticText = { 'more': '…more', 'less': 'less' };KmLoader.akamaiUrl = 'http://km.support.apple.com';//function sendRead()var locale = 'en_US';Event.observe(window, 'load', function() {ACHistory.addKbView('TS4502', 'Windows 8: \"Uninstall the USB 3.0 eXtensible Host Controller Driver\" alert when upgrading from Windows 7', 'en_US', 'unknown');ACUtil.getMultipleOffers('PL339,PP38', 'TROUBLESHOOTING_ARTICLES', 'en_US', 'false');ACUtil.reportView('TS4502', 'en_US');// Apple Instant Feed statistics code if(enableAppleInstant == "yes"){var store = new Persist.Store('FeedStats');if (store.get('resultActivity')=='true'){var time = new Date();// Fix for /*setReadTimer = setTimeout(function(){var feedStats = new ACFeedStatistics();feedStats.updateRead('TS4502', store.get('position'));store.remove('TS4502');store.remove('position');}, 3000);*///store.set('TS4502', time.getTime());store.set('timeStart', time.getTime());}} });Event.observe(window, 'beforeunload', function(){// Apple Instant Feed statistics code if(enableAppleInstant == "yes"){ var store = new Persist.Store('FeedStats'); if (store.get('resultActivity')=='true' && store.get('timeStart') !== null){ var time = new Date();//var timeDiff = time.getTime() - store.get('TS4502');var timeDiff = time.getTime() - store.get('timeStart');var timeSpent = Math.floor(timeDiff/1000);var feedStats = new ACFeedStatistics();// Fix for if (timeDiff Windows 8: "Uninstall the USB 3.0 eXtensible Host Controller Driver" alert when upgrading from Windows 7 Products Affected

Boot Camp, Windows 8

Symptoms

When upgrading from Microsoft Windows 7 to Windows 8, an alert may appear offering to uninstall the USB 3.0 eXtensible Host Controller Driver and stating it is not compatible with Windows 8.

Resolution

Important: You should not click Uninstall. If this driver is uninstalled, all external keyboards, mice, and trackpads connected to a USB 3 port become inoperative in Windows 8.

For OS X Mountain Lion v10.8.3 or later

Click the Back button. Cancel the upgrade. Open Boot Camp Assistant in the Utilities folder (in the Finder, choose Go > Utilities). Use Boot Camp Assistant to download the latest Windows Support Software from Apple. Restart your Mac and start up in Windows 7. Install the support software in Windows 7, then try the Windows 8 upgrade again.

For OS X Lion or earlier

Click the Back button. Cancel the upgrade. Download and install the Windows Support Software here.

 

Additional Information

Uninstalling this driver will not disable the keyboard and trackpad on a MacBook, MacBook Air, or MacBook Pro. However, external USB devices cannot be used if the driver is Uninstalled.

If you already clicked Uninstall and your external keyboard, mouse, or trackpad is inoperative in Windows 8, you'll have to delete your Windows partiton using the Boot Camp Assistant, and start over. If you are doing an upgrade install, you will have to install Windows 7, install the Boot Camp Support Software, then upgrade to Windows 8.  For more information on Windows 8 installation, see the Boot Camp Installation & Setup Guide.

$('articlecontent').select('img').each(function(element) { if(element.width > 640 ){ var imageDiv = document.createElement('div'); imageDiv.setStyle({ 'display':'block', 'width':'660px', 'overflow':'auto', 'border':'1px solid #dedede','margin-right': '15px'}); element.parentNode.replaceChild(imageDiv, element); imageDiv.appendChild(element); } }); $('articlecontent').select('table').each(function(element) { if(element.width > 660 || element.offsetWidth>660){ var tableDiv = document.createElement('div'); tableDiv.setAttribute("class","kbtablecontainer"); element.setAttribute("style","margin-bottom:0px !important"); element.parentNode.replaceChild(tableDiv, element); tableDiv.appendChild(element); } }); Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple’s recommendation or endorsement. Please contact the vendor for additional information. Rate this article:Not helpfulSomewhat helpfulHelpfulVery helpfulSolved my problemOne Moment PleaseThanks for rating this article Not helpful Somewhat helpful Helpful Very helpful Solved my problem View the original article here