For some strange reason, Finder has changed to a different layout and I can't figure out how to revert it to the standard one.
This is what it looks like now:
How do I revert it to the original, default layout, that has folders, drives and devices in the left-most column and all the other files and folders in the middle panes?
I see the original layout when I go to upload a file here, so you can see the screenshot here:
How do I get back that original layout and prevent it from changing again? This is the second or third time it has changed.