A red exclamation mark on your iPhone most likely indicates that the message cannot be sent or received. Your system may need to be reset or you need to verify the sender is using the correct number.
The exclamation mark or exclamation point is a punctuation mark usually used after an interjection or exclamation to indicate strong feelings or high volume (shouting), and often marks the end of a sentence. Example: “Watch out!” The character is encoded in Unicode as U+0021 ! exclamation mark (HTML:
Coordinates: 37.33182°N 122.03118°W / 37°19′55″N 122°01′52″W
Apple Inc., formerly Apple Computer, Inc., is an American multinational corporation headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software and personal computers. Its best-known hardware products are the Mac line of computers, the iPod music player, the iPhone smartphone, and the iPad tablet computer. Its consumer software includes the OS X and iOS operating systems, the iTunes media browser, the Safari web browser, and the iLife and iWork creativity and productivity suites. Technology Internet