One possible cause for this error is an outdated certificate for your Mac.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.
