What are the Common Core Standards? Educational standards describe what students should know and be able to do in each subject in each grade. In California, the State Board of Education decides on the standards for all students, from kindergarten through high school.
iMessage is a chat and instant messaging service for iPhone, iPad and Mac devices. iMessage is offered by Apple and is considered a free alternative to text messages or SMS. When iMessage is not working properly, there typically is a problem in Apple's cloud services. No problems at iMessage. Live Outage Map Â».
If you want to transfer your SIM card or phone number to a device that doesn't support iMessage. Go to Settings > Messages and turn off iMessage if you plan to transfer your SIM card or phone number from an iPhone to a device that doesn't support iMessage. If you don't, other iOS devices might continue to try to send you messages using iMessage, instead of using SMS or MMS, for up to 45 days.