Random Chord plays on MacBook Pro after recent update

"Random Chord plays on MacBook Pro after recent update: what is the chord that plays periodically from macbook pro"

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Random Chord plays on MacBook Pro After an Update:

Seems something is pending, and is required a interaction --such an example is a notification.

A. Restart your Mac:

Have you tried restarting your Mac yet? Trying doing so.

B. Remove Login Items:

It is a notification. See if you have any Login Items. If so, remove them. Go here: Remove Login Items to Resolve Startup pPoblems on your Mac - Apple Support

C. Close Browser Tabs:

See if you have any tab open on your Web browser, as it is a pending response.

D. Report this to Apple:

Do your Part: Report this to Apple. Apple may not get back to you directly, but the more feedback Apple receives on this, the more they will know what is going on, and what needs to be fixed in upcoming updates.

1. Go Here: Feedback - macOS - Apple
2. Select: "Bug Report" for the "Feedback Type"
3. Select: "Software/Firmware Update" for the "Feedback Area"
4. Comment: that this all started after installing an update, and how you have troubleshot it thus far. Include the URL to this thread.
5. Proceed from there as necessary