To jump between the opened files and tool windows with the switcher, press 𝑪𝒕𝒓𝒍+𝑻𝒂𝒃.

Keep 𝑪𝒕𝒓𝒍 pressed to leave the switcher popup open.

Press 𝑻𝒂𝒃 to move between elements. Press 𝑩𝒂𝒄𝒌𝒔𝒑𝒂𝒄𝒆 to remove the selected file from the list and close it in the editor.