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I successfully installed Big Sur on my Lenovo Z580 (Ivy Bridge - Intel Core i5-3210M) using Clover 5126. This laptop has consistently worked well since 10.6. The only thing that is not working as before is that it only boots from Preboot. If I try to boot from the normal Big Sur partition it...

I tested an Opencore install but gave up and went back to Clover. After the installation with Clover, everything works ok but it boots with boot-args=-v keepsyms=1 debug=0x100 alcid=1. Besides booting with verbose, these args are somehow breaking my sound. It worked before I tested the OC...

Lots of people are having issues with the Nvidia cards, including myself. Late last year I replaced my GTX750 with a GTX1060, but the issues continued, including the performance problems (that I also had in my windows 7 boot with the 360 driver - had to fallback). I kind of regret I bought...

I deleted the Ethernet service in the Network System Preferences while trying to make my Ethernet connection work. Now when I try to add (+ sign) I only have Bluetooth PAN, Wifi, Bluetooth DUN, VPN, PPPoe, 6 to 4. I already tried deleting the Automatic location, deleting the...

I just made a fresh install of 10.9.3 Mavericks and got most of my Lenovo Z580 features working, except for the sound and sleep (see hardware details in my profile). Resolving the audio issue is the most important thing for me at the moment, so I am posting the details to see if someone...