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Lenovo Y580 how to enable Nvidia GTX660M macOS Sierra
Hi, After upgrade from Yosemite to Sierra 10.12.4 Nvidia 660M no longer works. System lost it completely. Is there some possibility to enable it back because it was faster then HD4000. Thanks in advance for your help.- testermax2
- Thread
- 660m nvidia 660m sierra switchable graphics y580 lenovo ideapad
- Replies: 7
- Forum: Sierra Laptop Support