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Download macOS High Sierra 10.13.3 Update for iMac Pro

This update:

 
    • Addresses an issue that could cause Messages conversations to temporarily be listed out of order
 
For more detailed information about this update, please visit: https://support.apple.com/kb/HT208375
For detailed information about the security content of this update, please visit: https://support.apple.com/kb/HT201222
 

Which update should I install? 

Choose the macOS High Sierra 10.13.3 update that corresponds to your Mac:
 

 

 

 

File Size: 1.53 GB

System Requirements Supported Languages