You can decrypt EFS encrypted Files & Folders on your Windows computer system using Advanced File Attributes or using the cipher command in Command Prompt. Learn how to do it.

4. New OpenVPN client configurations enforce server certificate X509 name verification using the common name which is unique. He was unusually candid about the lapse, writing: ...

In other words, the actual encryption and decryption process occurs on the end-user devices, not on the organization’s server or anywhere else in between. That’s the part that Google says is E2EE.