firmaware

Hi there. I've got this Mac Pro (once 4.1) upgraded to the firmware version MP51.0089.B00 and I'm trying to upgrade to Mojave and install the firmware 144.0.0.0.0 to get the boot from NVME option. I've tried everything the guides online suggested me to troubleshoot. I've removed every...

I have just purchased a trashcan Mac Pro 6,1 (12 core, D700), this already had Monterey 12.0 installed on the default Apple 256gb SSD. As this was already at Monterey, I assumed that the required firmware was OK so installed the OWC Aura Pro X2 SSD and attempted a clean install. Got the "A...

I need help. I have no idea where to go to learn how to get to the next steps at getting the internal DAC on the G4 cube working. I need resources. Firstly, documentation on how to program for the Cube chipset and openfirmware. Then how to disassemble the cube firmware that's available online...

Recently I bought old Mac mini from 2006 and I want to install 4 gb of ram in it and core 2 duo cpu. I upgraded cpu and then I googled that I need to upgrade the firmware to 2.1 for 4 gb of ram. So I used dosdude1 utility and successfully upgraded to 2.1, all was fine but I decided to install...

Does anyone know of any workarounds to get Sierra running on a 2007 MacBook Pro? I think the computer would run it fine if I could actually install it.