The Group Policy Editor is only available in the Windows Pro, Educational, and Enterprise editions. If you are using the Windows Home edition, then we have also included the Registry Editor method for you.
Method 1: Disabling Chromecast through the Local Group Policy Editor
The Local Group Policy Editor in Windows allows users to control the working environment of their operating system. The Group Policy will contain many settings that users cannot find in the Settings app and Control Panel. It also included the policy setting that can disable the Google Cast in the Microsoft Edge browser. By configuring a setting in the Group Policy Editor, the system will also update the information that setting in the Registry Editor. Now follow the below steps one by one to disable the Chromecast in Microsoft Edge: Note: Skip this method, if you are using the Windows Home operating system on your computer.
Method 2: Disabling Chromecast through the Registry Editor
Another method for the exact same setting is by using the Registry Editor. The Windows Registry is a database of all the settings for the operating system and applications. If you already used the policy setting, then your Registry will already have the value for this setting. However, if you are using this method without configuring the policy setting, then you will need to create the missing keys and values. In the below steps, we have also included a step for creating a Registry backup. That is because one wrong setting in the Windows Registry can cause issues for your system. However, by following the below steps carefully, you can safely configure the setting for Chromecast:
