Software Update Mac Missing. Click the Updates tab. Be careful working in the Regedit it is important to know what are you doing.
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Or click More info to see details about each update and select specific updates to install. Make sure that your Mac is connected to the Internet. Locate and select Apple software Update.
After the repair is finished the software will function properly again.
To make sure drivers are not responsible for the Computer is missing a firmware partition error you will have to update them. Make sure that your Mac is connected to the Internet. If any updates are available click the Update Now button to install them. Youll need to check for these in the App Store.
