Delisle (surname) topic. Delisle or De Lisle may refer to: Alexandre-Maurice Delisle (1810â1880), Canadian businessman, political figure Arthur Delisle (1859â1936), Canadian political figure, author Charles-Marie-RenÃ© Leconte de Lisle (1818â1894), French poet of the Parnassian movement Claude Delisle (1644â1720), French cartographer and royal censor, father of Guillaume (q.v.) Claude Joseph Rouget de Lisle (1760â1836), author of La Marseillaise, the French national anthem Dan ...
Product key. Product key on a Proof of License Certificate of Authenticity for Windows Vista Home Premium. A product key, also known as a software key, is a specific software-based key for a computer program. It certifies that the copy of the program is original. Activation is sometimes done offline by entering the key, or with software like Windows 8.1, online activation is required to prevent multiple people using the same key.
The key you need will be in one of three places: 1  Stored in software on your PC: When you (or your PC manufacturer) installs Windows, Windows stores its product key in the registry. 2  You can extract this product key, and â often â enter it when reinstalling Windows on your PC.he COA sticker verifies that the computer came with an authentic copy of Windows, and that sticker has a product key printed on it. Youâll need that product key to reinstall Windows â and, if the manufacturer used System Locked Pre-installation, that key is different from the one your PC came with in software.