Open Finder
Click Downloads in the Finder sidebar
If Downloads is not visible, click Go in the menu bar
Select Downloads from the Go menu
Use Spotlight search and type Downloads
Check the Dock for the Downloads stack
Open the Downloads stack to view recent files
Use Command + Option + L in Finder to open Downloads
Open Safari and click the Downloads button to see downloaded files
Open Chrome and press Command + J to view downloads
Open Firefox and press Command + J to view downloads