Choosing the Right macOS: What steps do I need to take before upgrading to Big Sur

By Freirburro
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big_sur

The best macOS version depends on your hardware age, GPU support, and daily workload requirements.

Step 1 — Match macOS to Your Hardware

Newer Intel hardware (8th gen and later) generally works best with the latest macOS. Older hardware may benefit from OpenCore Legacy Patcher.

Step 2 — Check GPU Support

AMD Radeon RX 400/500/5000 series are supported natively. NVIDIA cards are limited to High Sierra and earlier.

Step 3 — Update Before You Upgrade

Update OpenCore, kexts, and config.plist before attempting a macOS upgrade.

Step 4 — Test Your Essential Apps

Verify that your critical applications all launch and function correctly after upgrading.

Expected Results

  • The system boots consistently after upgrade
  • Graphics acceleration and Wi-Fi work
  • All essential applications function correctly

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Original Question: "What steps do I need to take before upgrading to Big Sur"

Running a catalina system with o.c. 0.6.2

Can I upgrade the system from system update or do I need to download a new image and reinstall everything again?

submitted by /u/magnumrox3
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