Any one genuine Windows operating system or desktop software such as Microsoft Office needs a product key while installation and needs an activation key while activation. If you've lost the product key, you will be unable to successfully reinstall or activate Windows/Office. In this case, iSumsoft Product Key Finder is the best software which can help find lost product key for installed Windows/software from Registry on your computer. It supports to find product key for any version of Windows 8.1/8/7/Vista/XP and Office 2013/2010/2007 and other software/programs/applications. iSumsoft Product Key Finder is the most easy-to-use Product key finder software. Users just need to download and then install this software on the computer where you lost the product key for the installed Windows/Office or other software. Then launch this product key finder. It will automatically detect all Windows and programs installed on your computer. Then users just need to click the Start Recovery button to start to find the lost product key. Product key should be found and displayed. Clicking the Save to File button users can save to back up the product key to a text file.
What's new in version 3.1.1
ReleaseJune 8, 2018
Date AddedJune 8, 2018
Operating SystemsWindows 10, Windows 2003, Windows Vista, Windows 98, Windows, Windows NT, Windows 2000, Windows 8, Windows Server 2008, Windows 7, Windows XP