How to Turn Your iMac into a Stunning External Display

So how exactly does this work? You take that beautiful iMac display — which still has amazing colour, resolution, and sharpness — and give it a brand new purpose. With just a bit of disassembly and the right display controller board, you can transform your old iMac into a fully functional external monitor that works with your modern Mac, PC, or even gaming console. It's a fantastic way to extend the life of a great piece of tech and reduce e-waste at the same time.

Whether your iMac no longer boots, is too old to run modern macOS, or you just want to give it a second life, this DIY project will help you make the most out of your old machine.

⚠️ This kit transforms your iMac into a dedicated external monitor. Please note that once converted, the iMac will no longer function as a standalone computer.

🟥 This is a standalone display. Speaker and camera from the iMac will not work!

What You’ll Need

• Your old iMac (27 inch from 2009 to 2020 only) OR (21.5 inch from 2012 to 2019 only)
  
• LCD controller board kit (compatible with your iMac)
  

Installation Video:

Tools Included

• USB-C or HDMI Cable or Display port Cable (included)
• Display Adhesive Cutter (included)
  
• Replacement Display Adhesives for re-assembly (included)

Tools Not Included

• Screwdrivers Kit

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• Double Sided tape

Installation Services Available

We also offer installation services for all our display driver boards. Let our expert technicians handle the setup to ensure flawless operation.

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Why This Is Awesome

✅ Recycles old tech
✅ Saves you money on buying a new monitor
✅ Keeps that beautiful Retina or high-res display in use
✅ Great for dual monitor setups
✅ Just plain cool

Final Thoughts

Converting an old iMac into an external monitor is one of those DIY wins that’s as satisfying as it is practical. With the right controller kit and a bit of careful work, you’ll breathe new life into your beloved iMac — turning it into a sleek, high-quality display that still turns heads.