battery acer

Hello everyone, about a month ago my Acer Aspire 7, with model number N19C5 stopped working. It wouldn't start anymore. I suspect it stopped working due to water damage. Yesterday, I was still feeling mad about the loss of all my data so I decided to take it out the closet and give it one more...

My laptop turned off when unplugging the power cord but the battery level was at 100%. Later I re-plugged the power cord and booted the laptop and noticed that "Battery not present" was displayed in the battery icon. I performed a battery reset by detaching the battery and pressing the power...

Hello, today my new laptop arrived (Acer Nitro 5 an515-45) also my first laptop (I used only desktop before) and it's battery is kinda weird? I mean it spikes from 4-5 hours to 2-3 hours, sometimes it shows 5 hours remaining then 2 minutes later me not doing anything it shows 2 hours remaining...