Here is the work-around to turn off the GPU. Credit to PeytonPlaysMc
- Boot into Recovery Mode
For High Sierra 10.13.4 or earlier:
Hold Command+R+S keyboard buttons while pressing the power button
For High Sierra 10.13.5 or later:
Command+R+S (Recovery mode Single-user) no longer works.
https://apple.stackexchange.com/questions/332587/single-user-recovery-mode-on-high-sierra-10-13-6
To get to Recovery Mode,
* Hold Command+S and press the power button
* On prompt, type commandnvram fa4ce28d-b62f-4c99-9cc3-6815686e30f9:gpu-power-prefs=%01%00%00%00
reboot
* Hold Command+R to enter Recovery Mode GUI
* Click on "Utilities" on the top menu bar and pick "Terminal"
* Goto Step 2 below
- Disable System Integrity Protection (SIP)
Type on the command prompt
csrutil disable - Reboot MacBook Pro into Single User mode
Type on the command prompt
reboot
Then hold Command+S keyboard buttons - Hard disk check
Type on the command prompt
/sbin/fsck -fy - Mount root file system in read-write mode
Type on the command prompt
/sbin/mount -uw / - Make a directory to save the AMD drivers
Type on the command prompt
mkdir /AMD_save - Move AMD drivers to the save directory
Type on the command prompt
mv /System/Library/Extensions/AMD* /AMD_save - Delete AMD driver cache
Type on the command prompt
rm -rf /System/Library/Caches/com.apple.kext.caches/ - Create AMD drive cache directory
Type on the command prompt
mkdir /System/Library/Caches/com.apple.kext.caches/ - Force refresh of drive cache and reboot
Type on the command prompt
touch /System/Library/Extensions/nvram fa4ce28d-b62f-4c99-9cc3-6815686e30f9:gpu-power-prefs=%01%00%00%00
reboot - Boot into Recovery ModeFor High Sierra 10.13.4 or earlier:
Hold Command+R+S keyboard buttons
For High Sierra 10.13.5 or later:
See step 1 above - Enable System Integrity Protection (SIP)Type on the command prompt
csrutil enable - Reboot MacBook Pro to normal mode.Type on the command prompt
reboot - Launch Terminal in UI and type
sudo nvram fa4ce28d-b62f-4c99-9cc3-6815686e30f9:gpu-power-prefs=%01%00%00%00
- Restart MacBook Pro one final time
Thanks for the post - it helped me quite a lot. Please check out --> https://dhavaldalal.wordpress.com/2018/05/29/how-to-disable-failed-discrete-gpu-nvidia-geforce-gt-650m-for-macbook-pro-101-mid-2012-on-high-sierra-10-13-4/
ReplyDeleteThe article is so informative. This is more helpful. Thanks for sharing.
ReplyDeletebest online software testing training course institute in chennai with placement
Best selenium testing online course training in chennai
Learn best software testing online certification course class in chennai with placement
thanks for your information really good and very nice web design company in velachery
ReplyDeleteIn any case, similar to each issue has an answer, keeping your working framework from infections and malware is additionally conceivable.psiphon
ReplyDeleteUsually I never comment on blogs but your article is so convincing that I never stop myself to say something about it. You’re doing a great job Man,Keep it up. cloud render farm
ReplyDeleteThat is really nice to hear. thank you for the update and good luck. Macbook Pro gebraucht
ReplyDeleteI admire this article for the well-researched content and excellent wording. I got so involved in this material that I couldn’t stop reading. I am impressed with your work and skill. Thank you so much.cloud render services
ReplyDelete