Fix MacBook Pro Freezing after Big Sur Upgrade

Summary: Learn how to fix the MacBook Pro freezing issue after macOS Big Sur upgrade.

Many MacBook Pro users like you must have upgraded to macOS Big Sur. The new macOS experience for most of you must be awesome. The rare few facing MacBook Pro freezing issue after the Big Sur upgrade need technical help to resolve it. The next sections are devoted to various troubleshooting techniques that can help you resolve such an issue.

Check Compatibility of MacBook Pro with macOS Big Sur

According to Apple, MacBook Pro models made in the year 2013 or later are compatible with macOS Big Sur 11. Also, your MacBook Pro requires at least 4 GB RAM and 36 GB free storage space. If your MacBook Pro model is made in the year 2012 or earlier, you won’t be able to run the latest macOS. You must use an older macOS, which is compatible with your Mac model.

Reset SMC

You can fix MacBook Pro freezing issue by resetting SMC. The MacBook Pro’s SMC reset steps are as follows:

  • For MacBook Pro with T2 chip, shut it down. Then, press-hold Power button and release it after 10 seconds. Wait for a few seconds, then turn on your MacBook Pro.
  • For MacBook Pro with a non-removable battery and no T2 chip, shut it down. Then, press-hold Shift + Control + Option + Power button and release them after 10 seconds. Power on your MacBook Pro and let it boot normally.
  • For MacBook Pro with a removable battery, shut it down and remove the battery. Press-hold the Power button for 5 seconds. Connect the battery, then turn on your MacBook Pro.

Your MacBook Pro’s SMC is now reset to its default settings.

Reset NVRAM and PRAM

You should also reset your MacBook Pro’s NVRAM and PRAM to fix freezing issue. To reset NVRAM and PRAM on your MacBook Pro, do the following:

a) Start or restart your MacBook Pro, then press and hold Command + Option + P + R keys.

b) Release the keys after about 20 seconds. Your MacBook Pro will appear to start or restart.

The preceding steps reset your NVRAM and PRAM to its default settings. In case the freezing issue persists, downgrade macOS Big Sur to an older, compatible macOS version.

Recover the Lost Data on macOS Big Sur

In case of data loss due to inadvertent freezing of your Mac, leverage a Mac data recovery software to recover your lost data on the macOS Big Sur. The steps are as follows:

a) Download and install *Stellar Data Recovery Professional on your MacBook, iMac, or Mac mini. 


b) Watch the following video to recover your lost or deleted data on macOS Big Sur.

*Stellar Data Recovery Professional for Mac helps you free scan your Mac storage drive and free preview recoverable files. But you need to activate the software to recover files. Also, the software has a 30-day money-back guarantee, so activate with confidence.


Now you know how to fix freezing issue of your MacBook Pro after macOS Big Sur upgrade. And if you lose data on macOS Big Sur due to freezing problem or otherwise, use Mac data recovery professional tool to recover your lost data. Also, the tool is compatible with macOS Big Sur 11 and earlier macOS versions.