Non-Metal GPUs (Nvidia Tesla, older Intel HD Graphics) need specific framebuffer fixes. OCLP usually handles this automatically if you installed the root patches correctly. Solution: Re-run root patches. If you have a 2011 iMac or MacBook Pro with a discrete GPU, you may need to disable the discrete GPU using OCLP settings to avoid crashes.
Select your (not your internal hard drive yet). Select the EFI partition on that USB drive. Step 5: Boot Into the Patcher and Install Big Sur Shut down your Mac completely. Turn on the Mac while holding down the Option (Alt) key. macos big sur patcher full
Wait for the download to complete. The app will automatically prompt you for your administrator password to extract the installer into your Applications directory. Step 3: Flash the Installer to Your USB Drive Insert your 16GB+ USB flash drive into your Mac. Non-Metal GPUs (Nvidia Tesla, older Intel HD Graphics)
If your Mac still uses a mechanical Hard Disk Drive (HDD), upgrade to a Solid State Drive (SSD) and maximize your RAM (at least 8 GB). Big Sur is notoriously slow on traditional spinning hard drives. If you have a 2011 iMac or MacBook
Select your USB drive from the menu (Warning: This will erase all data on the USB).
Use Time Machine or clone your drive using Carbon Copy Clutter. If something goes wrong, you could lose all your files.
Access modern software requiring Big Sur or newer.