Navigate to your extension's folder and select the 'Select folder' button.Select the 'Enable extension developer features' checkbox.Open Microsoft Edge and type 'about:flags' into the address bar.You can find installation instructions with photos on this URL but I'll paste them here too: Unzip the file which shall then create a folder called ublock0.edge.

The first thing you need to do is download the latest version of his fork, found here: Prerequisite: Make sure you've upgraded to Windows 10 Anniversary Update or you won't have the version of Edge which supports extensions. But that last 10% will take a lot longer to fix. His latest statement as of this writing is that it's most likely 90% of the way there. In July, a user named /u/nikrolls forked the project into what he's calling uBlock Edge. Unfortunately, there's no active development at the uBlock Origin Github page for Edge. If you're like me and want to switch to the new Edge browser using uBlock Origin, you're probably noticed it doesn't yet exist in the store. EDIT Decema Preview release for uBlock Origin for Edge is now available in the Windows Store!

Ublock origin edge