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- Sep 6, 2008
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- Your Mac's Specs
- 13" MBP - 2.7 Ghz, Intel Core i7, 8GB RAM.
I updated my Late 2013 MacBook to Catalina OS this weekend and the fans won't shut off. Both set around 2500-2600 RPM. They're not loud or getting hot, there's just now a low hum that wasn't there before the update.