How do I adjust the brightness of the Glyph Interface? March 05, 2026 03:01 Updated Go to Settings > Glyph Interface and slide the bar to adjust brightness. Related articles How do I turn the Glyph Interface on/off? How do I choose the Glyph Interface for notifications? How can I recycle my old discarded device? How to adjust the brightness of the Glyph Interface? How do I take a screenshot with the Essential Key?