How do I adjust the brightness of the Glyph Interface? March 05, 2026 03:29 Updated Go to Settings > Glyph Interface and slide the bar to adjust brightness. Related articles How do I turn the Glyph Interface on/off? What is the Flip to Glyph feature? How can I extend my phone's battery life? How do I access Multiple Users from the lock screen? How do I adjust the Glyph light for ringtones?