![]() Shift Option Command R - Install the macOS that came with your Mac, or the version closest to it that is still available. Deselect the check box ignore ownership Click the padlock to save the changes. Click the padlock icon to unlock administrator options. Option Command R - Upgrade to the latest macOS that is compatible with your Mac Mounting the USB flash drive on the desktop, right click and select 'Get Info' In the info window, expand the Sharing & Permissions: section. Nonetheless, according to HT204904 there are actually several key combinations for Recovery:Ĭommand R - Install the latest macOS that was installed on your Mac, without upgrading to a later version. If you have a newer Mac that currently starts up in OS X 10.7 (Lion) or later, you will need to update the DiskWarrior flash drive with the included. Remember that you should be able to use option key at boot which invokes Startup Manager which lets you select the available boot volumes, including the Recovery partition (without downloading from the Internet). Intel processor Turn on your Mac and press and hold Command ()-R immediately until you see an Apple logo or other image. ![]() Click the gear icon labelled Options, then click Continue. Mac will also do that if there is a version mismatch from Recovery and macOS version installed. Turn on your Mac and continue to press and hold the power button until you see the startup options window. ![]() ![]() However, if there is no recovery partition on the disk it will automatically revert to Internet Recovery which means downloading the boot image from Apple servers. The Recovery Partition on the system disk corresponds to the version of the macOS installed and should be loaded when holding Cmd R at boot (not Cmd S). ![]()
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