This feature request is still in the works. I hope to have more updates soon. I’ll keep you posted.
An error occurred while saving the commentEllya Gold commented
At least you can create custom views that show what you need and switch to those, but the Default All Documents view is still untouchable.
From the Roadmap released at the end of Q1 2020:
SharePoint and Microsoft Teams: new Files experience
Manage files in Microsoft Teams with the full power of SharePoint. With the new Files experience, you will be able to add and manage custom columns, sort and filter files with custom views, trigger workflows, and sync files to your PC or Mac. Available this summer.
Featured ID: 30548
Added to Roadmap: 10/4/2018
Last Modified: 2/11/2020
Tags: Targeted Release, SharePoint, Online, Microsoft Teams, Worldwide (Standard Multi-Tenant)