Windows 10: Why does my laptop lag when not plugged in?

I'm using Windows 10 ver on a Dell Latitude E7470 i7. Faced this issue recently and thought of replacing battery. Would that help?

:)

 

How to fix Plug in laptop cause lag

Sorry if I confused you. Let me clarify it step by step:

1-Put battery on the laptop and pulg in the charger. if it lags it means that the issue is from the charger.

2-Remove the battery and plug in the charger. if it lags without battery, be assuerd that the issue is from the charger.

3-Remove the battery and plug in the charger. if it doesnt lag without battery, is means that the issue is from the battery.

I hope the above clarification is clear and helpful.

I will be here whenever you need further assistance.

Stay safe

 

My PC lags when plugged in

We appreciate the additional information. This thread suggests performing the power troubleshooter to help resolve the issue. Follow the steps below:

• Open Settings.
  
• Click Update & Security.
  
• Click Troubleshoot in the left pane.
  
• Locate Power, then click Run the troubleshooter.
  
• Follow the prompts to complete the troubleshooter.
  

Note: Perform the troubleshooter while the charger is plugged in.

To further help isolate the issue, we also suggest trying another charger on your laptop and see if helps. Sometimes, if the charger is damaged, it can cause performance issues.

Get back to us with the outcome so we can help you out further.

 

Laptop lags when i plugged in or unplug charger while playing

Hi,

I'm looking for the fix, well, when i'm turning on my laptop, while it's charging, and i'm playing the game, and when i just unplug charger, it's have terrible lag, and this repeat also when i'm turning on my laptop on battery, playing games well, and when
i plugged in charger it's lagging again. and when i restart the system, it's works fine again. i can't found any fix of this. i know this is caused from battery management, but i tried a lot of steps for this. but i can't stop this problem.. if anyone knows
the fix. please comment the steps.

Sincerely,

David Gelkhauri.