How do I find what program is using a Legacy System Extension?

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msoreo Author

Level 1

4 points

How do I find what program is using a Legacy System Extension?

MacBook Pro 15″, macOS 10.15

Posted on Jun 6, 2020 5:07 AM

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Answer 1

Best reply

kaz-k

Level 8

49,386 points

Jun 6, 2020 7:47 AM in response to msoreo

Hi,

Run the Applications and see the system message that it is used legacy system extension.

https://support.apple.com/en-us/HT210999

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Answer 2

msoreo Author

Level 1

4 points

Jun 8, 2020 7:09 PM in response to kaz-k

Thanks for answering Kaz-k, but that answer doesn't get me any closer to finding out which applications on my Mac use legacy system extensions. How do I run the Applications? Like all of them on my Mac?

Could you please give this explanation another try?

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How do I find what program is using a Legacy System Extension?

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