If you have an iPhone, there is a good chance that you have to change the light time on your device. This is because the default light time on an iPhone is set to 30 minutes. If you want to change this time, you can do so by going to Settings and then General and then Lighting. There, you will find a list of options that will allow you to change the light time on your device. One option that you will likely see is called “Light Time.” This setting will allow you to set how long the screen stays lit after being turned off. You can choose from 5 minutes up to 30 minutes. If you want your device to turn off after a certain amount of time has passed, then you need to set this setting to “Never.” Another option that you may see is called “Brightness.” This setting will allow you to adjust how bright your screen appears. You can choose from 50% up to 100%. If you want your device’s screen brightness as high as possible, then set this setting to “100%” or higher. If all of these options are not enough for what you need, then there are also some other options that may be available in this setting. For example, if you want your device’s screen brightness lowered when it’s not in use, thenyou can choose from “Low” or “No Light.” Finally, if all of these options do not work for what you need, then there are also some other options available that may be helpful for changing the light time on an iPhone. For example, if all of your devices have different light times and yours does not match any of those listed above, then there are some other options available that may help adjust the light time on an iPhone for optimal performance. These include adjusting the brightness and color settings as well as changing the wakeup mode for your device.