To get the Yosemite to work perfectly is to get the speed steps and turbo working by generate SSDT for our system. The only program that works is ssdtPRGen.sh written by Piker-Alpha. The newest version at the moment is V15.2. There is a problem that the SSDT got stuck at 800 MHz. I tried different scenarios and […]
Alright, after we installed Mac OS X Yosemite, there are things we need to do to get the laptop working its best. Most of the time, we have to boot with safe mode and in safe mode, ntfs or fat partitions will not be seen by Mac, so the best is to prepared all the necessary kexts […]
2014-11-23 – The method below doesn’t really work if the AC power is connected – it still reboots after a few hours. I found this fix for the RTC Alarm which works through the night with AC power on, although it has some inconvenient stuff. I used this method now. The inconvenient stuff is: 1. […]
For some unknown reasons, sometimes my HP Envy 4-1117nr came up with a blue screen with Error Code 0xc0000225. It doesn’t matter what I do, it always come back up to the same screen until I let it sits by itself until it turns off the laptop. Then I can boot again to whatever the selection […]
2015-09-11 New and complete steps to patch dsdt and ssdt. Ok, I decided to write up a full tutorial about how I get my Yosemite 10.10 to work on my HP SleekBook Haswell i7-4550U HD5000: Sleep/wake/battery/sound/backlight slider/speedsteps/turbo/USB3.0. It’s a long video, but it starts from the beginning to end. It took me a long time to […]
Before installing OSX onto Windows PC or Laptops, check the device ids for compatibility and extract dsdt and ssdt(s). Download RWeverything.