
- #Mac os sierra connect imessage to macbook mac os x#
- #Mac os sierra connect imessage to macbook serial number#
#Mac os sierra connect imessage to macbook mac os x#
Works for most physical Mac OS X devices and VMware Workstation installations. That should fix any issues with iCloud sign in and use of its related services for El Capitan.
#Mac os sierra connect imessage to macbook serial number#
You'll need to generate a valid, new Serial Number that is NOT currently in-use: Now, for those of you using a virtual machine, please go here to complete the third step (Serial Number reset). Please do NOT use this tool if you have Apple Care or would like to preserve your Apple Warranty: Use the following application to change this ( if you can't go to Apple for any reason, and aren't worried about voiding the device's warranty).Have them set your hardware Serial Number, seeing that they were supposed to do this when they were done servicing your machine. Either use your Apple Care/Warranty to contact Apple.If you have either a NULL or invalid Serial Number, please do one of the following: Check this in your Mac’s ‘About’ section.

Whether it’s real or virtual machine, the Serial must be less than 12 chars - otherwise, iCloud -based services like FaceTime and iMessage won’t be able to sign in (or will ‘hang-up’ at sign in attempt). Sudo launchctl load -w /System/Library/LaunchDaemons/įinally, please check to make sure that your OS X device has a (valid) Serial Number. We’ll then ensure that the proper LaunchDaemons are running - in this case, Push Notifications. We’ll start by deleting the following file (admin permission required):

(Re)Start the iCloud service and/or its required related Daemons.

