Google works so that users can download and open encrypted files directly to the Drive cloud storage service, a feature that will be available soon.
The Drive app for Android (version 2.20.441.06.40.) has revealed lines of code that mention a feature that is coming “soon”: the ability to download and decrypt files.
As stated in XDA Developers, in these lines, in addition to downloading and opening encrypted files, the possibility to open files directly from Drive. However, it is not indicated if it will also be available in the desktop version.