In this part of our three-part series, we will go over how to fix the hideous lag experienced in a Hackintosh, and after that we’ll install VirtualBox Guest Additions.

OS X Yosemite in VirtualBox Part 2 – Lag Fix. In this part of our three-part series, we will go over how to fix the hideous lag experienced in a Hackintosh, and after that we’ll install VirtualBox Guest Additions. First off, download this 160 KB.iso file, and place it in your favorite directory. Next, in your VirtualBox VM window, click on. Download macOS X Yosemite 10.10 Image for VMware & VirtualBox. The image file of macOS X Yosemite is created only to install in VMware and VirtualBox. Therefore, the file is completely compressed with Winrar and 7Zip. Which voluntarily you can install it on VMware or VirtualBox.

First off, download this 160 KB .iso file, and place it in your favorite directory. Next, in your VirtualBox VM window, click on Devices -> Optical Drives -> Choose Disk Image, and navigate to your “Beamoff Tool.iso” file that you just downloaded.

Once the CD has been inserted, you should see it pop up on your VM’s Desktop.

Double-click to open the CD’s contents. Drap “beamoff.zip” to your Desktop.

Double-click on the ZIP file on your Desktop to expand it. Once the “beamoff” file is on your Desktop, you can delete the ZIP folder and eject the Beamoff ISO.

Double-click on “beamoff” to run it. Your VM should speed up instantly.

Now, we need beamoff to open automatically when we log in. To do this, head to System Preferences.

Go to Users & Groups.

Go to “Login Items” and click on the + below the list box.

Virtualbox Iso Download

Locate beamoff and click “Add”. Enter your admin password if prompted to do so.

Yosemite Virtualbox Iso Downloads

And you’re set! Next, we’ll adjust the screen resolution.