You won't be able to access any of the Anniversary Update's cool new features, but you will be able to use your webcam.
The second option is to try this registry hack from Twitter user and engineer Rafael Rivera.
The Windows 10 Anniversary Update has some cool features, but it also -- like all Windows updates -- has some bugs.
One major bug has caused many users' webcams to stop working in apps like Microsoft's own Skype video chat. on the Windows developer forums, Microsoft is currently working on a fix that should roll out sometime in September.
The Windows registry is a hassle to edit under normal circumstances, but sometimes you’ll encounter keys that are protected by the system.
When you try to edit a protected registry key, you’ll run into a few different errors, but they tell you that you lack permissions for making changes.
The wizard updates the Windows registry so that you can usually uninstall previous versions of the program, or install or update the current version successfully.
That is, save the file locally (on your computer) and then run it in a separate step.
Like most Windows applications, Acrobat and Reader use Microsoft Windows Installer technology for installing updates.
If the update fails, you can get one of the following Microsoft Installer errors. Adobe updates the list as it learns more solutions to common errors.
Alternative solution: This error sometimes appears when a drive is mapped for the user and the installer is running in a system context.
Change the access permissions on the network folder to “write” for everyone to the shared folder or drive.