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Suchergebnisse 1-2 von insgesamt 2.
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Well no need to take german lessons at all My best guess is that some SMBIOS settings and maybe also the APFS driver used in the Rom are outdated.Critical values are BiosVersion, BiosReleaseDate, FirmWare Features and FeaturesMask. Apple shipped Firmware Updates for most mac models with all major versions of HighSierra to ensure highest possible compatibility with APFS. The HighSierra Installer checks whether the Firmware is up to date or not and if not it tries to initiate a Firmware Update whi…
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Should be quite normal since everything needed is in ROM (Defaults, APFS Driver Etc) Sierra should start fine with it...Regarding HighSierra it's best to start over with an USB drive (full Installer) rather than using the App inside of an running Sierra Version. APFS and OZ is quite problematic since OZ won't detect APFS Drives on it's own so even if the installation succeeded you may need to add a bootentry on your own. Since you only plan to upgrade to HighSierra there is a way around this APF…