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Trying to install Big Sur on an older system. Its a Z97X Killer board i7-4790K Sapphire Radeon Nitro+ RX 580 8GB I went thru the Opencore and built the efi folder. But it keeps getting a Kernel panic. I have zipped the efi folder and with the opencore boot log also. Any help would be...

I have a HP Probook 4440s Hardware wise is the same as 4540s from what I can tell The cpu is Intel Core i3-2350M with HD3000 Chipset is Mobile Intel HM76 4Gb ram I can get to the installer and install the system for the most part. But anything to do with video system fails. I just cant seem...

I got Maverick up and running. I got a update notice and went to update, when I did I was given a error of (Update Unavailable with This Apple ID) This update is for an app downloaded with a different Apple ID. Sign in with that Apple ID and try again. After that I get (We could not complete...

Has any one had luck installing Os x 10.9 Maverick on a MSI Z77 Mpower. I get it to the first gray screen on the installer and that's where it sits. I've tried different flags and can't get past the first gray screen. Os x 10.8 installed and runs great. I was trying to upgrade to the newest...