What if Apple 6 plus can't send text messages?

Use internal commands to edit the number of the SMS center. Set SMS center number: dial *5005*7672*+86 SMS center number # with iPhone. Delete SMS center number: dial ##5005*7672# with iPhone. Inquire about the set SMS center number: dial *#5005*7672# with iPhone. When using the internal command, first use the delete command, and then set the SMS center number.

SMS is a part of unified communication service plan. Users can directly send or receive text or digital information through mobile phones or other telecommunication terminals. The number of characters that users can send and receive short messages at a time is 160 English, numeric characters or 70 Chinese characters.

SMS can be initiated by mobile communication terminals (mobile phones), SMS platform servers of mobile network operators, and network service providers (including ICP and ISP). ) interconnected with the SMS platform of mobile operators. In the technical means to realize the function of short message service, sending and receiving point-to-point messages through mobile terminals occupies the mainstream position, but it is not the only form. Fixed telephone, PHS and Internet are becoming new tools and carriers.

In 2004, Apple Chairman Steve Jobs assembled more than 1000 internal employees, formed an iPhone R&D team, and launched a highly confidential project called "Project Purple", among which Jonathan Ive, the behind-the-scenes designer of iPhone, was one. At that time, Steve Jobs, CEO of Apple, shifted his focus from tablet computers such as iPad to mobile phones. Apple and AT & amp； T secretly cooperated to create some software and hardware devices-Cingular wireless network at that time-AT&; T also gave Apple investment and a lot of freedom, spending about $6,543.8+0.5 billion in 30 months.