thephd OP , vor 8 Tagen Englisch In very rare circumstances, such as when a power failure interrupts macOS installation, your Mac might start up to a circled exclamation point. This means that the firmware stored in your computer's memory needs to be revived or restored. Well, here we go.
In very rare circumstances, such as when a power failure interrupts macOS installation, your Mac might start up to a circled exclamation point. This means that the firmware stored in your computer's memory needs to be revived or restored.
Well, here we go.