How to remove a Certificate in Smart Card Utility
1) Open Smart Card Utility.
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Tap on the Smart Card Utility app icon.
2) Smart Card Utility should now be open on the home page.
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If the blocks above and below “Add Bluetooth or Other Reader…” are not present, then you do not currently have a certificate inserted.
3) If a Certificate is currently inserted, you will see it here
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If not present, then there is no certificate to remove from Smart Card Utility.
4) Swipe left on the certificate until the “Delete” button appears
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Make sure you drag far enough to the left.
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Make sure to drag across the certificate and not above or below it.
5) Tap the “Delete” button. This will remove the certificate currently inserted into Smart Card Utility.
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Now you are good to go. The certificate has been removed.