[SOLVED] Asus motherboard beeps randomly?

leksaloffe

Honorable
Jul 12, 2018
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10,710
My ASUS TUF B450 PLUS-GAMING sometimes beeps randomly and I hear some fans turn on. Whats going on? It happens rarely but it sometimes happens while I'm just playing or watching youtube videos.
 


It's just a single beep. I'll check the manual.
 


The manual doesn't say anything about beeps or errors?
 


Cooler Master GX 650W 80+ Bronze, so a pretty old one.

Didn't even think of updating the BIOS... I installed the motherboard just a couple of days ago and never updated it.
 


How do I update the BIOS? I only see videos with USB sticks but I don't have one. Is there a way to do it without one?