As far as I know firefox downloads and unpacks the widevine CDM in the user's profile directory when it is needed to watch DRM-protected videos. This is unlike chrome/chromium that install the widevine so system-wide.
As far as I know firefox downloads and unpacks the widevine CDM in the user's profile directory when it is needed to watch DRM-protected videos. This is unlike chrome/chromium that install the widevine so system-wide.