Is there a shortcut key for file browser? (Equiv. of Win+E)

Open System / Preferences / Keyboard shortcuts

Scroll down to Desktop/Home folder, click on it, then press Win+E.

Click Close.

Ubuntu 14.04 LTS:

1) Navigate to System Settings => Keyboard => Shortcuts Tab => Launchers

2) Click Home Folder and press Win+E to set the shortcut

3) When complete it should say Super+E to the right of the Home Folder

Keyboard Shortcuts in System Settings

You can open Nautilus by pressing Ctrl+N.

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