A watermark TOLUD value is then set and locked in the system firmware. "A Windows system's DSDT table root bridge definition (ACPI PNP0A08 or PNP0A03) is usually confined to a reserved 32-bit space (under 4GB) budgeted to be large enough to host the notebook's PCIe devices. I had tried to pass SETPCI commands from grub into Windows 10- no luck*Ī quote from the link above got my brain spinning I had messed around with mm commands in a UEFI shell (The shell provided in the rEFIt package) to no avail* The part that was frustrating to me was that many users like myself have lots of UEFI installs on their 2011 MBP and those OS's have no problem 'seeing' the HD audio controller. I was given the answer from a tutorial only adjacently related -here:Įssentially what we knew was that windows didn't 'see' the correct audio devices when booted in pure efi. It should show 16GB of memory instead of 4GB.If anyone is still interested I have found the solution for audio on MBP 2011 Windows 10 UEFI installs - it has taken me 4 years to figure out. That’s it! Turn your computer on and go to the “About My Mac” screen. It’s time to screw the bottom case back and put your computer back together. Press it down to make sure that it’s level. Pull them out carefully.Īlign the gold edge of the new memory stick with the memory slot and insert it into the slot. When you do this, the memory sticks should pop up. Use your thumbs to push the levers to the sides. Before you touch anything inside your computer, touch something metal such as your laptop case to discharge the static electricity in your body. The electronic components in your MacBook Pro are very delicate, and the static electricity accumulated in your body can damage these components. Some of the screws are longer than others so make sure that you know which one goes where.
Turn your MacBook Pro over and use a PH00 screwdriver to unscrew the bottom of the laptop. Shut down your MacBook Pro and unplug the power cord. Then you can use a tool such as the Crucial Advisor offered by Crucial to find out if it can be upgraded and if so, the type of memory sticks you need.
You can find out the exact version of your MacBook Pro by clicking the Apple icon in the upper left corner of your Mac and then clicking “About This Mac”. Some versions of MacBook Pro are not upgradeable because the memory sticks are soldered onto the motherboard. Find out if your MacBook Pro is upgradeable If you’re considering upgrading the memory of your MacBook Pro, here are the steps. The upgrade was easy and took less than 10 minutes. After plowing through the reviews of MacBook Pro memory sticks on Amazon, I decided to go with the Crucial 16GB Kit for Mac. With the shipping and import fees, the price worked out to be about the same when I bought them here in Taiwan. I ordered the memory sticks from and have them shipped all the way to Taiwan.
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