My laptop only lasts for about 1 1/2 hours with no charger and without purchasing a new battery what’s a good method or any method to increase the battery life of my laptop?

Answer:
You can use the power options to customize the power configuration. For example turning your hard drive off when not in use, controlling how you wireless adapter uses the battery, brightness and sleep options. Here is a good tutorial that should help:

http://www.delete-computer-history.com/l…

Answer:
run on battery saver mode and dim the screen but this will really choke the personal making things like listening to music and watching dvd's and video clips a pain as they wont play as well as they'd normally would
Answer:
Set it to power saver mode and dim the light as much as you can.

Be aware that doing this will choke back the CPU, GPU and pretty much everything else.

Answer:
Don't use the laptop.
Answer:
decrease screen brightness(best choice) and close applications that u dont need!
Answer:
yea

plug it in XD Lmao