It had Windows 10 pre-installed, and I immediately upgraded to Windows 11. Although the manufacturer promised a battery life of 8 to 10 hours, the battery life after the upgrade was at best 2 to 3 hours. To improve the battery life, I tried all the tips and hacks I could find. I installed all Windows 11 updates and manufacturer updates.
If you're on Windows 11, there are several tips and tricks, like stopping applications from constantly refreshing in the background or decreasing the time for your lock screen timeout, that can help conserve your PC's battery life. Here's what you need to know. Are you still on Windows 10 and want to update?
After a new Windows update that I installed two days ago, on 14.08, my laptop's battery life went down from 8 hours to 1.5 hours, and the CPU started to heat up. The update is the cumulative update for Windows 10 Version 20H2 x64 (KB5005033). It basically ruined my laptop. My laptop is a Dell G15 5510 if that helps.
In most cases, performing a power cycle and re-calibrating your Windows 11 laptop’s battery should help fix the problem. You can also try disabling and re-enabling the battery driver to see if that helps. Consider updating or reinstalling the battery driver if the issue persists.
Re-insert the battery after a minute, and power on your laptop. Calibrating your laptop battery is another option to rectify inaccurate battery readings. Before that, you must adjust the power management settings so they don’t interfere with the battery calibration process.
On my 2 year old XPS 17, battery life went from between 4-5 hours to 2-2.5 hours. You can see the drop on the battery report from the exact date I upgraded! Windows 11 will definitely be better on your battery life than Windows 10. This is because of one change in Windows 11, which is improved battery management.