The latter seems more plausible to me, but either is just speculation.
If you are unable to boot your Mac to the desktop after installing this update you can roll back to Apple’s driver by doing a NVRAM reset. Turn it back on and immediately hold down the following keys – CMD, Option (the Alt key), P, R.
Keep them held down until you hear the startup chime for the second time then let go.
BETA support is for i Mac 14,2 / 14,3 (2013), i Mac 13,1 / 13,2 (2012) and Mac Book Pro 11,3 (2013), Mac Book Pro 10,1 (2012), and Mac Book Pro 9,1 (2012) users.
To download and install the drivers, follow the steps below: STEP 1: Make sure your Mac OS X software version is v10.11.6 (15G31).
Note - If you choose to Upgrade your version of Mac OS X to a newer version, it will take some time to download and complete the install process If after updating your drivers you're still having Display or FPS issues, I'd suggest checking our Recommended Specifications Page so you can check what performance you should expect from your system when playing Rune Scape.
Macs - and Apple itself - are famously resistant to many forms of user upgrade.Here are links for downloading drivers from the most common graphics card manufacturers: If you upgraded your driver to resolve a display issue, and it didn't resolve the issue, you may consider installing an older driver for your graphics card instead.Older drivers may be available online or in a resource CD that came with your computer. I don't know how to update Nvidia graphic card drivers on Mac Book Pro Retina.I have been a Windows user and a gamer for a long time where we expect frequent driver updates.Windows If you have a notebook or laptop computer: You should visit the website of the notebook manufacturer to download the latest driver.