Feel free to contact me at collinmistr gmail. Please take a look at the FAQ located at the bottom of this page as well. Make sure SIP is disabled on the system you intend to install Sierra on. If it's not or you're unsure, just boot into your Recovery partition of your currently installed copy of OS X, open Terminal, and run "csrutil disable".
You will be warned and prompted to re-disable it if it does somehow become enabled. This can be obtained from the Mac App Store using a machine that supports Sierra, or can be found online. A fix for this is to open up your machine and install a compatible WiFi card. Please note that not all these machines will have an unsupported card, this is just a list of machines known to have shipped with that card in some configurations.
Any other combination, such as 0x14E4, 0x8D , is a supported card. The trackpad in the MacBook5,2 isn't fully supported in Sierra. While it works and is fully usable, Sierra detects it as just a standard mouse, preventing you from changing some trackpad-oriented settings. When the operation completes, boot your target unsupported Mac off the USB drive you just created.
Only perform steps 5 and 6 if you intend to do a clean install. Otherwise, you can simply skip these steps and install to your volume containg a previous version of OS X, and it'll do an in-place upgrade.
When the installer boots, open Disk Utility. Select the disk or partition you want to install on, and erase it, ensuring to use Mac OS Extended Journaled as the filesystem type. If formatting an entire drive, ensure GUID is selected.
Install macOS normally onto the desired volume. When the install completes, reboot back onto the installer drive. This time, open the "macOS Post Install" application.
In the application, select the Mac model you are using. The optimal patches will be selected for you based on the model you select. You can also select other patches of your choosing. Select the volume you have just installed macOS Sierra on, and click "Patch. It may sit there for a few moments rebuilding caches before rebooting. This isn't necessary under most circumstances.
When it reboots, it should now boot into a fully working copy of macOS Sierra. Updates are now patched using a new method installed with the post-install tool. However, if you do not have this patch applied, you can follow the method below to install it manually. To allow future system updates, such as To enable Night Shift on your unsupported machine, simply download and run the tool found here.
The tool created the USB drive successfully, but when booting, the progress bar hangs a bit more than half way. If you're using the latest version of the tool, you must be using the latest version of the Install macOS Sierra App currently version The patch tool gives me errors, such as "Error copying files Check to make sure your USB drive is writeable.
Try re-formatting it, or just try a different USB drive. The patch tool gives me a "Mounting Failed" error A: It should be around 5GB in size. If you used the "Skip App Verification" option, you have most likely selected an invalid app that doesn't contain the necessary files. I cannot open my copy of Install macOS Sierra with the patch tool. If you downloaded the copy linked above, it is distributed inside a DMG file.
I don't see my hard drive partition in the installer screen or in the post-install tool. Make sure FileVault is disabled, or use the instructions found here to unlock it manually using Terminal.
I get a "NO" symbol when starting up after successfully installing Sierra. Make sure you have run the post-install patch on the correct volume, as detailed above in steps Ensure your machine is in the supported list. My iSight camera doesn't work after installing Sierra A: Make sure you properly remove using the program's uninstaller, not by simply dragging the application to the Trash all virtual machine software installed on your machine, such as VirtualBox, VMWare, etc.
If you've used the older "AUSEnabler" method to enable updating, you'll need to run "sudo softwareupdate --clear-catalog" in Terminal, and then run the software update patch script located above.