How do I know if I have a T2 Chip
How do I know if I have an iMac with a T2 chip?
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https://support.apple.com/en-us/HT208862
- Press and hold the Option key while choosing Apple () menu > System Information.
- In the sidebar, select either Controller or iBridge, depending on the version of macOS in use.
- If you see "Apple T2 chip" on the right, your Mac has the Apple T2 Security Chip.