Joke Collection Website - Public benefit messages - Apple's mobile phone "can't send text messages" always displays "red exclamation point". What happened?
Apple's mobile phone "can't send text messages" always displays "red exclamation point". What happened?
In the settings, SMS and imessage are sent by SMS when they are not available. Just turn on this option.
The first five generations of iPhone models all used 9 cm (3.5 inches) LCD multi-touch scratch-resistant glass display, while the iPhone5 increased to 4 inches.
"Capacitive touch screen" is a multi-touch sensor specially designed for single-finger or multi-finger touch. The screen resolutions of the first three series are 320 x 480 (HVGA) and163 PPI respectively. ; The screen resolution of iPhone 4 and iPhone 4S is 640 x 960,326 PPI; On the iPhone 5, it is 640x1136,326ppi, and the screen contrast of the iPhone 5 is close to 16: 9 (7 1: 40).
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