Instructions
Jump to:
A: Android
For the latest and most accurate information regarding how to locate Downloads on your Android device, please visit Google's support website at https://support.google.com/android/answer/9110661?hl=en.
B: iOS
For the latest and most accurate information regarding how to open the Downloads folder on your iPhone, please visit Apple's support website at https://support.apple.com/en-us/102440.
TIP: Apple also has a short YouTube video demonstrating this process at https://www.youtube.com/watch?v=uStW240j09g.
C: macOS
C1) Open Finder.
C2) In your Mac's menu bar, click Go and choose Downloads.
TIP: There is also normally a Downloads stack on the right side of your Dock next to the Trash.
D: Windows
D1) Right-click your Start button. In the list of options that appears, click File Explorer.
D2) In the left-hand pane, click the Downloads folder.
Outcome
You can access downloaded files on your device.