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How do you upgrade Bluetooth 2.1 to 4.0

I have a iMac (6 years old) with Bluetooth 2.1+EDR -- how can I upgrade to Bluetooth 4.0

Posted on Oct 10, 2015 7:00 AM

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1 reply

Level 10

140,550 points

Oct 10, 2015 7:31 AM in response to walterfromchattanooga

It's a hardware upgrade, your hardware does not have it and cannot be easily upgraded.

Is there a reason you think you need BT 4?

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How do you upgrade Bluetooth 2.1 to 4.0

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