Yes, it did. There is no reason why a laptop wouldn’t work just fine without the battery in it, as long as you take a few aspects into account. First of all, make sure you’re using the original power adapter that came with the laptop. Also, don’t touch the battery contacts when it’s plugged in.
Dim your screen. The screen is one of the most power-hungry parts of the laptop.
Change power settings.
Switch off Wi-Fi.
Turn off peripherals.
Eject your disc drives.
Invest in some hardware.
How do I make my laptop battery last longer?
To help you get a longer laptop battery life, here are 10 easy ways to improve it.