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nvram reset
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MP 1,1-5,1 Question about WiFi/Bluetooth 4 upgrade on Mac Pro 1,1
Hey guys, I have a question regarding an old Mac Pro 1,1 I recently acquired. I noticed that the existing WiFi card is spotty and also it has no Bluetooth. I've done a couple of successful WiFi/BT4 upgrades on Mac Pro 4,1/5,1 models and noticed that the Mac Pro 1,1 has similar mini PCIe for... -
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iMac 27 Opencore boot issue after NVRM reset
Hi folk. Newb here. So, I triple boot this iMac, setup like this: /dev/disk0 (internal, physical): #: TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme *1.0 TB disk0 1: EFI EFI...- thinkingslow
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- imac nvram reset opencore
- Replies: 2
- Forum: iMac
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MP 1,1-5,1 MacPro 3,1 OCLP Monterey. 24" LED Cinema remains black after NVRAM reset.
Hello, for many years my early 2008 MacPro worked very nicely under El Capitan. After being unable to synchronize my iOS devices I decided to test OCLP and made a direct jump from El Capitan to Monterey. That worked nicely but I wanted to fix the WIfi and bluetooth issue and changed the stock... -
Display arrangement is not retained over reboot after upgrade to Catalina
I use a second display with my iMac and I have set it up in the Display preferences under the Arrangement tab like this: Since I upgraded to macOS Catalina this arrangement is not retained over machine restart. After starting up the machine the arrangement looks always like this: Changing... -
I can't perform a NVRAM/PRAM reset on my Macbook Air
In short, my macbook just doesn't preform an NVRAM/PRAM reset even when I follow the instructions (Holding down: Alt/Option + Command + P + R ) and just goes on to start the computer like normal. A bit more info: So I spilled a little water on my macbook, so I turned it off and put it in a...- Dark_Soap
- Thread
- macbook air 13 2017 nvram reset problem reset pram sound issue
- Replies: 8
- Forum: MacBook Air
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MP 1,1-5,1 MP 5.1 Black screen after NVRAM reset
Hello, recently I've got a new fully working Mac Pro 5.1. I've upgraded it with RX 580 and PCI-E m2 ( MP 5.1 is on latest bootrom ) card and everything worked fine for multiple days until I have recently reseted NVRAM. No start chime, black screen, Mac and GPU fans are spinning after that. I...
