Dont play plz
Also, to play this game:
When you've downloaded this, double click on the Bird Fly 2D.zip at the bottom left of your screen.
Next, drag and drop the Bird Fly 2D folder that pops up in your files, that should automatically open, and drag and drop it onto your desktop.
Once it's uploaded, double click the Bird Fly 2D folder that pops up.
Then double click the new folder, and select the Bird Fly 2D file with a Unity logo next to it, DO NOT touch anything else.
Now play this bs :)