“The parameter is incorrect” error will cause lose your important files and data. Here’s exactly how to fix the parameter is incorrect error in windows 10.
Windows 10 Start menu includes a handy list of shortcuts to common locations in a tiny sidebar. Using Settings, you can customize which shortcuts appear there.
If your webcam is disabled here, no applications, not even desktop apps, will be able to use it. This option changed with the new Windows 10 April update