Uninstall Rosetta 2 on MacOS

1. Disable SIP (System Integrity Protection)#

1. Boot into recovery
2. Open a terminal (Utilities > Terminal)
3. Disable SIP using csrutil disable (confirm the prompt with y)
4. Reboot into macOS

2. Uninstall Rosetta#

• Print Rosetta 2 files using pkgutil --files com.apple.pkg.RosettaUpdateAuto
• Delete all files
• Delete all empty directories
• Remove the package using one of the following commands:
  • sudo pkgutil --forget com.apple.pkg.RosettaUpdateAuto (might not work)
  • sudo rm /Library/Apple/System/Library/Receipts/com.apple.pkg.RosettaUpdateAuto.*

3. Enable SIP#

• Boot into recovery
• Open a terminal (Utilities > Terminal)
• Enable SIP using csrutil enable (confirm the prompt with y)
• Reboot into macOS

Notes#

• Apple Support: How to start up from macOS Recovery
• Apple Developer: Disabling and Enabling System Integrity Protection

From https://gist.github.com/p-mng/af31593eb2a65f39baf9bcca9e4d2b8e#file-readme-md