How to Full Screen Undertale Yellow?
Press ALT + ENTER while playing to toggle full-screen mode in Undertale Yellow. Works like a charm!
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Just hit F4! Simple and quick.
Had this issue myself. The ALT + ENTER combo did the trick. Best of luck!
Go to the game鈥檚 settings menu and look for the display options. You should see a full-screen toggle there. Easy peasy!
Honestly, you can ALT + Enter or hit F4. Pick your poison.
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