Apps Consuming Too Much Battery? Optimize iPhone Power
Certain apps drain battery excessively.
Certain apps drain battery excessively.
Notifications arrive late or not at all.
Screen responds slowly or misses touches.
Apps remain stuck on Waiting or Loading.
Faint images remain visible on the screen.
Other devices cannot connect to iPhone hotspot.
Volume buttons do not respond or adjust sound levels.
iPhone screen stays black and does not respond.
Mobile data consumption is unusually high.
iOS update fails to download or install.