Upgrade Your iMac 27-inch 5K – M.2 SSD, RAM & Fusion Drive Replacement (Step-by-Step Guide!)

Upgrade Your iMac for MAX Performance – SSD, RAM & More!
Want to speed up your iMac? In this step-by-step guide, I’ll show you how to upgrade your iMac by replacing the Fusion Drive with an SSD, upgrading the RAM, swapping the M.2 SSD, and even how to boot macOS from an external SSD or USB!

✅ iMac SSD Upgrade (Fusion Drive to SSD)
✅ Install M.2 NVMe SSD (Up to 8TB!)
✅ RAM Upgrade for Faster Multitasking
✅ Boot macOS from External Drive
✅ Clean Fans, Power Supply & Motherboard for Better Cooling
✅ Tools You’ll Need + Pro Tips & Mistakes to Avoid

🔥 Whether you’re upgrading an older iMac or maxing it out for creative work, this video covers everything you need—plus the do’s and don’ts to avoid damaging your screen (yep, I cracked mine


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🛠️ Don’t miss the full iMac teardown, cleaning, SSD + RAM installation, and reassembly guide.
#iMacUpgrade #MacSSDUpgrade #FusionDriveToSSD #MacTips #AppleUpgrade #iMacTeardown #DIYiMac #macOSExternalBoot #SSDupgrade #ramupgrade

Things you need

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Samsung SSD 870 EVO, 4 TBhttps://amzn.to/424gwVZ
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Apple 2019 iMac 27-inch w/Retina 5K Display, Late 2018 https://amzn.to/3YmjhQ8
Mac SSD 512GB M.2 PCIe NVMe https://amzn.to/3XMKGuw
M.2 SSD 512 Option 2 https://amzn.to/43KENSd
Screw Organiser https://amzn.to/422fgmi
Fusion drive to SSD caddy https://amzn.to/42BjdhW
SSD cady option 2 https://amzn.to/4i4EEfW

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Samsung SSD 870 EVO, 4 TB,https://amzn.to/3RblM3U
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M.2 SSD 512 Option 2 https://amzn.to/3FWar5x
Fusion drive to SSD caddy https://amzn.to/3XMUhRZ
SSD cady option 2https://amzn.to/4lF34Qn
Screw Organise https://amzn.to/3Ypj4f0

Make sure you do your own research

00:00 🚀 Why your iMac is slow + what we’re fixing
00:35 ⚠️ Important warning about fragile cables
01:00 💻 Overview of the 2017 iMac 5K specs
02:00 🔒 Backup & security reminder before upgrading
03:20 🛠️ Tools you need for the upgrade
04:00 🔥 Removing the iMac screen safely
05:30 🔌 Disconnecting ribbon cables correctly
06:20 📦 Organizing screws & components
07:10 💨 Cleaning fans & dust before upgrades
08:00 💾 Upgrading SSD (Fusion Drive → fast SSD)
09:15 🔋 Boosting RAM up to 64GB
10:20 🔧 Accessing motherboard & power supply
12:00 🧹 Cleaning + preparing for reassembly
13:30 ⚡ Installing the new 4TB SSD
15:00 🖥️ Reassembling and sealing the iMac
16:20 🖱️ Booting up & installing macOS
17:40 ❌ Common mistakes to avoid (cracks, lost screws)
19:00 ✅ Final results: faster, cooler, more powerful iMac