Dev. Chrome version now shows an extra option “Deauthorize content licenses” for the “Clear Browsing Data” dialog, is related to Flash Player and unchecked by default. Online Global Flash Settings Manager offers this option, and Flash Settings Manager on Windows also offers this, Google now integrating Flash Player native control panel settings one by one in Chrome settings UI. Deauthorizing Content Licenses is the first flash player setting to be added to Chrome. What does this setting mean? When to use it?
Some content on the internet, such as movies and music, is protected by their ISPs using Flash access. Users first need to obtain licenses before playing protected content, if you buy or rent that protected content, your licenses will be automatically downloaded to your computer, Flash Player saves these licenses.
Google Chrome: “Obliterate the following from the beginning of time” [Meaning]
Psst! Incognito mode (Ctrl+Shift+N) might be useful next time
To update: now changed to ‘Content Licenses’ in newer versions of Chrome, you should never check or select it before trying to clear browsing data unless you know what you’re doing.
Deauthorizing content licenses for protected content via Chrome’s Clear Browsing Data dialog
If the user wants to sell or donate or dispose of their computer or prevent unauthorized users from playing protected content on their computer, the user can click on the “Deauthorize this computer” option which can be found in the Flash Player Settings Manager on Windows or use “deauthorize content licenses” in Chrome to reset these licenses, users will not be able to access or play these videos. There is also a case where content providers advise you to reset license files when content is not playing properly.
You are warned! – when resetting the license files, you will not be able to play movies or music from purchased content providers until new licenses from those providers are downloaded by you to your computer.