1
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0answers
140 views

Unable to correctly type the firmware password on my MacBook Pro

I made the mistake of setting the firmware password on my MacBook Pro, unaware that when I have to enter the password, e.g. when booting in recovery mode, the keyboard mapping is default US. When I ...
-4
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1answer
162 views

How to reset firmware password on Mac Air?

My school put up a firmware password and I need to find a way to reset it. I understand it's illegal but just out of curiosity, is it challenging?
2
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1answer
2k views

How can I add a boot up password to my Intel Mac?

Back in the PowerPC days, you used to be able to use OpenFirmware to set a boot up password. This would prevent someone from being able to use, for example, single user mode or target boot mode ...
4
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3answers
332 views

What hardware is at physical address 0x80000000 on powerpc New World Macintosh?

Open Firmware device tree gives no clue what device might decode at physical address 0x80000000 to 0x8008200 on a G4 New World Macintosh. The mmu has three adjacent Virtual=Real translations for that ...
1
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1answer
384 views

MacBook EFI Firmware Update Dialog Always Reappears

After performing software update on my MacBook (late 2008) I am greeted with a dialog saying: Your computer's firmware is up-to-date with version 1.4 of the MacBook EFI Firmware Update. The ...
2
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3answers
887 views

MacBook (late 2008) EFI Firmware Update 1.8 Problem

Last night I applied EFI Firmware update 1.8 to my Macbook (late 2008). After installing EFI Firmware Update and rebooted my computer and installed SuperDrive Firmware Update 3.0. After that my ...
1
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2answers
1k views

Snow Leopard 64 bits mode (EFI64 Firmware)

How do I get the EFI64 firmware on my iMac 20" (late 2006) with Intel Core 2 Duo?