
Mac users unable to sign into iMessage after updating to OS X 10.11.4
Some Mac users are having trouble signing into iMessage and FaceTime after installing the latest OS X 10.11.4 update that was rolled out this week. Apple is said to be aware of the issue and investigating a fix. The problem occurs soon after signing in following the installation of OS X 10.11.4. Users are asked to log back in to iMessage and FaceTime to authenticate them, but according...