Einen Mac von einem USB Stick booten

CD/DVD-Laufwerke verschwinden zunehmend von Computern und lassen USB-Speichergeräte als einzige Möglichkeit zum Reinstallieren eines Betriebssystems. Das Ganze ist ziemlich schmerzfrei und mit ein wenig Zeit und Geduld kannst du das Ganze auf einem Mac erledigen.

Vorgehensweise

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Die neuesten Versionen von Mac OS gibt es nur im App Store.
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Keine Sorge, wenn dir zwischendurch die Verbindung verloren geht, der Download wird wieder aufgenommen, sobald du wieder mit dem App Store verbunden bist.
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Du solltest unter keinen Umständen an der originalen Installer-Datei arbeiten.
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Hiermit erstellst du eine bootbare Kopie von OS X Mountain Lion.
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Ziehe die Datei “InstallESD.dmg” aus dem Installer-Ordner in das weiße Feld links im Festplattendienstprogramm und das Disk Image wird hinzugefügt.
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Jetzt sollte eine einzige, saubere, nutzbare Partition auf ihm sein.
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“InstallESD.dmg” sollte bereits im Quell-Reiter zu sehen sein.
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Ziehe das neue Laufwerk, das du gerade im Festplattendienstprogramm hinzugefügt hast, von der Quellliste oben links auf den "Ziel"-Pfad.
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Dies könnte ein wenig dauern, also hab bitte Geduld.
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Du hast jetzt einen bootbaren USB-Stick, auf dem Mac OS X Mountain Lion installiert ist. Du kannst loslegen!
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Du kannst jetzt mit diesem USB-Stick Partitionen verifizieren oder reparieren, das derzeit installierte OS X reparieren, ein Upgrade auf ein neues OS X machen oder eine saubere Installation eines bestehenden oder besseren OS X ausführen.

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Tipps

Bestehe immer auf Original-Software von Apple Inc., die aus dem Mac App Store heruntergeladen wurde.
Es gibt Apps von Drittanbietern wie "Lion Disk Maker", die sich auf die Erstellung von bootbaren Disks für Macs spezialisieren.

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Warnungen

Trenne den USB-Stick während des Vorgangs nicht.
Behalte immer ein Backup deines Installers, bevor du ihn auf den USB-Stick kopierst.
Ein auf einem Mac bootbarer USB-Stick funktioniert NUR auf einem Mac.
Erstelle immer mit Time Machine ein Backup deines Systems, bevor du ein neues OS X installierst.

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Was du brauchst

Einen USB-Stick mit 8 GB oder mehr
Einen Mac OS X Installer aus dem App Store

Anmelden

Einen Mac von einem USB Stick booten

Vorgehensweise

Tipps

Warnungen

Was du brauchst

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