So I've bought this RPi 3A+ a couple of years ago, and updated it then. In the past week I've been meddling with it a little, figured I'd do some upgrades. In the middle of updating and unpacking for about an hour, suddenly the RPi goes off. I thought it was rebooting initially, so I waited for abou...

Many thanks to you both! I will look and read further into it.
I'll take the safest route about it.

Hey guys, I know there are plenty of posts out there regarding 12V power supply to a Raspberry Pi. I'm not very familiar with circuits and power as a whole. So I've got a Raspberry Pi for awhile now, I've done simple projects that mostly uses flow sensors and servo motors and components that uses le...