How to adjust the brightness of the Glyph Interface? July 09, 2024 02:16 Updated Go to Settings>Glyph Interface and slide the bar to adjust brightness. Related articles How do I set the bass / treble tuning mode for the Slider button? Is there a 3.5mm headphone jack on Nothing Phone? How to I unpair the Watch Pro 2 from a device? How do I use gestures to control functions? How do I adjust the brightness of the Glyph Interface?