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- HP Community
- Notebooks
- Notebook Hardware and Upgrade Questions
- BATTERY PERCENTAGE ISSUES

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05-12-2025 11:09 AM
so basically i started charging my laptop and it was 100% and randomly after few mintues precisely 10 MINUTES AND THE BATTER WENT DOWN TO 50% and i was in shock and later it came to 20% in other 10 minutes so i started charging my laptop and it charged total 100% in 10 minutes i dont know what is happening please help
05-13-2025 07:48 AM
@Charithardy_822, Welcome to HP Support Community.
Thank you for posting your query, I will be glad to help you.
It sounds like you're experiencing some significant battery issues with your HP Laptop PC 15s-fq2000. Here are a few steps you can try to diagnose and potentially resolve the problem:
Run HP Hardware Diagnostics
- Press Esc during startup, then F2 to open HP PC Hardware Diagnostics.
- Select Component Tests > Power > Battery.
- Run the battery check and see if it says "Battery OK" or "Replace Battery".
- Take a screenshot or note the Battery Wear Level (if shown).
Update BIOS and Drivers
- Go to: Official HP® Drivers and Software Download | HP® Support
- Enter your product: 15s-fq2000 or 2D119AV
- Install the latest:
- BIOS update
- Chipset drivers
- Battery/power management driver (if available)
Calibrate the Battery
Sometimes the system needs to re-learn the battery’s actual capacity.
Battery calibration steps:
- Charge to 100%, then unplug.
- Let the battery drain to 0% (let it shut off naturally).
- Wait 1 hour, then fully charge back to 100% without using the laptop.
- Restart after full charge. This helps the system realign the battery level readings.
Try a Different Power Adapter (if possible)
If the battery charges extremely fast or erratically, the power adapter or the internal charging circuit might be malfunctioning. If you have another compatible charger, test it.
You may refer to this document - HP Notebook PCs - Testing and calibrating the battery (Windows) | HP® Support
>HP Notebook PCs and Chromebooks - Improving battery performance | HP® Support
I hope this helps.
Take care and have a good day.
Please click “Accepted Solution” if you feel my post solved your issue, it will help others find the solution. Select "Yes" on the bottom left to say “Thanks” for helping!
Max3Aj
HP Support