6 hours ago
It doesn't matter if the Preferences file contains records of past extensions; as long as the actual folders for these extensions do not exist in the User Data\Default\Extensions directory, the browser cannot run them out of thin air.
Have you checked what scripts or servers are configured in the proxy settings at chrome://settings/system and in the system proxy settings?
Have you checked what scripts or servers are configured in the proxy settings at chrome://settings/system and in the system proxy settings?