![]() This is an effective method if you are looking to sell your Mac and don’t care about getting the data that’s on its hard drive deleted. In this case, the solution would be to reformat your Mac’s hard disk so that it has the APFS format and then try to install the macOS version of your choice. The macOS versions that came after Sierra could only be installed on Macs that have this hard disk format and so if your Mac is with the older HFS HDD format, then this could be the reason behind the error. After macOS Sierra, newer Mac models started using a new hard disk format – APFS. This doesn’t mean you wouldn’t be able to install a new macOS version on your computer, but you may have to do this manually, by creating a bootable USB device in case the instructions provided further down this post don’t help you.Īnother potential cause of the “Installer information on the recovery server is damaged” error that some users and researchers have suggested is an incompatibility problem between the macOS version you are trying to install and the current format of the hard disk of your Mac. However, it is possible (especially if you are using an older model) that its certificate has expired and the machine can’t be verified. In order to download the update, your Mac needs to be verified by Apple’s servers. You have probably seen a screen with a message on it that reads “To download and restore macOS, your computer’s eligibility will be verified with Apple”, where you had to select Continue, after which the error message appeared. ![]() One possible cause for this error is an outdated certificate for your Mac. Regardless of the reason you are trying to reinstall macOS, or the exact cause of the error, the method to resolve it stays basically the same. Usually, it doesn’t indicate any serious underlying problem and is often caused by some sort of incompatibility. This is not an uncommon issue and there could be different causes for it. Users who encounter the “Installer information on the recovery server is damaged” error are unable to complete the reinstallation of their macOS. “Installer information on the recovery server is damaged” is an error you may see displayed on your screen when trying to reinstall macOS. Specifics if macOS Sierra 10.12.4 (or later) has never been installed on your Mac:. ![]() Installer information on the recovery server is damaged fix.Computers from the year 2009 and older are not equipped with this feature and must use a USB stick. ![]() However, the process remains the same.Īll newer Macs offer this possibility. For all Macs without Ethernet port, the Wifi must be at least encrypted with WPA.Īpple renamed the Internet Recovery to macOS Recovery with the 10.12 release. You can find detailed instructions on our upkeep pages.įor all these possibilities, which allow you to re-establish a working system, an Internet connection must be available. It will then be possible to repair the SSD or hard drive, install OS X (for example after an upgrade) or install your backup from Time Machine. However, with today’s Apple computers lacking optical drives and Internet connectivity fast enough, Apple has opted for Internet recovery.Įven with a completely new disk, you can perform important functions without an operation system being on it. Previously, a DVD with an operating system was needed. ![]() Suppose your SSD or hard disk corrupted and you need to restore your macOS or OS X installation. Internet Recovery or macOS recovery is a feature for Macs that Apple has come up with to fix or reinstall a broken OS X, even when the internal disk got replaced and is currently empty. ![]()
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