(EFI) DELL Inspiron 5490 And macOS Big Sur – OpenCore 0.8.0

(DELL Inspiron 5490)Are you a proud owner of an EFI Dell Inspiron 5490? Do you find yourself longing for the smooth functionality and sleek design of macOS Big Sur? Well, you’re in luck! With OpenCore 0.8.0, you can now seamlessly integrate macOS Big Sur into your EFI Dell Inspiron 5490, unlocking a world of possibilities and enhancing your computing experience like never before.

Transitioning from Windows to macOS can be a daunting task, but fear not! With the right tools and guidance, you can make the switch effortlessly and enjoy the best of both worlds. Let’s delve into how you can achieve this transformation and elevate your computing experience.

Why Choose macOS, Big Sur?

macOS Big Sur is the latest iteration of Apple’s renowned operating system, boasting a plethora of features designed to streamline your workflow and elevate your productivity. From the intuitive user interface to the seamless integration with Apple’s ecosystem, macOS Big Sur offers a seamless computing experience that is unmatched by its counterparts.

Benefits of OpenCore 0.8.0

OpenCore 0.8.0 is a powerful bootloader that enables you to boot macOS on non-Apple hardware with ease. With its robust features and extensive compatibility, OpenCore 0.8.0 provides a stable and reliable platform for running macOS on your EFI Dell Inspiron 5490. Here are some key benefits of using OpenCore 0.8.0:

  • Enhanced Compatibility: OpenCore 0.8.0 offers enhanced compatibility with a wide range of hardware configurations, ensuring that macOS Big Sur runs smoothly on your EFI Dell Inspiron 5490 without any compatibility issues.
  • Improved Stability: With its advanced booting mechanism, OpenCore 0.8.0 provides improved stability and reliability, minimizing the risk of system crashes and ensuring a seamless computing experience.
  • Customization Options: OpenCore 0.8.0 offers extensive customization options, allowing you to fine-tune your macOS installation to suit your preferences. From custom boot entries to advanced kernel patches, OpenCore 0.8.0 gives you full control over your macOS setup.

Getting Started with OpenCore 0.8.0 and macOS Big Sur

Now that you’re familiar with the benefits of OpenCore 0.8.0 and macOS Big Sur, let’s dive into the process of setting up macOS Big Sur on your EFI Dell Inspiron 5490 using OpenCore 0.8.0. Follow these simple steps to get started:

  1. Prepare Your USB Installer: Begin by preparing a USB installer for macOS Big Sur using the official macOS installer app from the App Store. Use a tool  createinstallmedia to create a bootable USB drive with the macOS Big Sur installer.
  2. Configure OpenCore 0.8.0: Download the latest version of OpenCore 0.8.0 from the official GitHub repository and configure it according to your hardware specifications. Make sure to include the necessary kexts and drivers for your EFI Dell Inspiron 5490.
  3. Install macOS Big Sur: Insert the USB installer into your EFI Dell Inspiron 5490 and boot from it using OpenCore 0.8.0. Follow the on-screen instructions to install macOS Big Sur on your system, making sure to format the target drive using APFS.
  4. Post-Installation Setup: Once macOS Big Sur is installed, you’ll need to perform some post-installation setup steps to ensure everything is working smoothly. This may include installing additional kexts, configuring drivers, and setting up essential tools and utilities.
  5. Enjoy Your macOS Experience: Congratulations! You’ve successfully installed macOS Big Sur on your EFI Dell Inspiron 5490 using OpenCore 0.8.0. Now sit back, relax, and enjoy the seamless computing experience that macOS Big Sur has to offer.


In conclusion, integrating macOS Big Sur into your EFI Dell Inspiron 5490 using OpenCore 0.8.0 is a simple process that can greatly enhance your computing experience. With its advanced features and extensive compatibility, OpenCore 0.8.0 provides a stable and reliable platform for running macOS Big Sur on non-Apple hardware. So why wait? Unlock the full potential of your EFI Dell Inspiron 5490 with macOS Big Sur and OpenCore 0.8.0 today!

Hi friends priorities. I have completed the Big Sur Installation on DELL Inspiron 5490 with your help.

- OpenCore 0.8.0
- Model: Dell Insprion 5490
- Processor: Intel i3 10110U
- Graphics: Intel UHD 620
- Sound Card: Realtek ALC3204
- RAM: 8GB 2666Mhz
- Disk: 240GB NVMe SSD
- Network Hardware: Realtek 8111

My BIOS Settings

After resetting the settings to factory settings, just make the following settings, I just changed them

  • SATA Mode: AHCI
  • Secure Boot: OFF
  • Fast Boot: Minimal

Everything works except the internal microphone, the internal microphone issue can be fixed with the AppleALC version update or you can continue on your way with the mini USB microphone.

You can install it with the EFI folder I will give below, if you wish, you can do it with OpenCore on the image available in the forum. I pasted the Apple logo sticker on the back and it looked great.

Download: EFI.zip | OneDrive | MediaFire | Dosya

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