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iPhone performance goes slow while apps are set tinted/glassy theme!

Is anyone else experiencing this? When i set my apps and icons to tinted or glassy theme, it goes slow like the frame rate drops to 60 hz! And when i set it back to default (light or dark mode icons) it goes back to smooth 120 hz!

Im currently on IOS 27.2 and i had this issue since 27.0.1.

(15 pro max)

2 replies

Keep it on default.

Multiple settings can affect Pro Motion being able to perform at 120 Hz. Please check these settings and ensure they are off.


Limit Frame Rate - off

Low Power Mode - off


Having those settings off does not force the refresh rate to 120Hz. ProMotion is a dynamic rate and it’s slowed to conserve battery power. Many apps do not support a refresh rate of 120Hz and cap the rate at a maximum of 90Hz. If the iPhone feels warm to hot, the refresh rate will be slowed to reduce thermal effects.