Click 'OK' to return to the 1st opened permission window. Click “Find Name” button to add “SYSTEM” as the username.ĥ. Selecting the “Advance” button to open up the following screen.Ĥ. In the opened permission window, click “Add” button in the “group and username” section if there is no name in the block and the following screen should appear.ģ. Once the locked keyword is identified, use 'regedit.exe' to locate the keyword in and then, rightclick and select 'permissions' to open the “permissions” window.Ģ. Note: Before proceeding to diagnose and unlock the registry keyname, it would be good to try restoring the system to the earlier date using system restore function.ġ. Note that Wow6432Note is the folder for LOCAL MACHINE32. The following keywords in are locked from any editing. Uninstalling the Silverlight.exe in the control panel will also report similar errors. The program will start to install silverlight and report any error found.

In this zip file, click and run silverlight.msp. Use Winrar or similar unzipping program to inspect the 'silverlight.exe' file and locate the 'silverlight.7z' zip file. Silverlight installer just gave error id with no further explanation. Some keynames in Internet Explorer Registry were locked for security reasons and they disallowed Silverlight installer to change the keywords.

All attempts made to re-install the Silverlight failed including removal of existing program and edition of registry. After it was updated to a new version, Silverlight failed to install and gave error ID of 1603. How to update Java – or uninstall it completely!įound this article interesting? Follow Graham Cluley on Twitter to read more of the exclusive content we post.When Silverlight was first installed, everything will work fine.How to update Adobe Flash – or uninstall it completely!.Plugins – yes, they’re handy but they also increase the surface of attack.

If you’re on OS X, Microsoft offer step-by-step uninstall instructions here. Select each of the applications that begin with “Microsoft Silverlight” and click Uninstall. Removing Silverlightįor Windows users, the Silverlight removal procedure is very similar to that of Adobe Flash: open the Control Panel and select “Programs and Features” to view your list of applications. Most consumers would probably benefit from following Microsoft’s recommendation that updates are installed automatically.įor more information on Windows Update, take a look at the Microsoft knowledge base article. Updates to Microsoft Silverlight are provided automatically, alongside the standard Windows Update mechanism. To check your installed version, visit Microsoft’s Silverlight website and wait a few seconds.

Install silverlight on windows 7