Hi tran hai,
Welcome to Microsoft Q&A!
I’m sorry to hear you’re experiencing FPS drops when charging your laptop. This issue is surprisingly common and usually caused by power management settings that throttle performance while charging to reduce heat or protect battery health. For better assistance, it'd be helpful if you can share your laptop model and graphics. While waiting for that information, I can suggest some simple troubleshooting steps you should consider:
1 - Change Power Plan settings:
- Go to Control Panel > Power Options.
- Select High Performance or Ultimate Performance.
- Click Change plan settings > Change advanced power settings.
- Expand Processor power management:
- Maximum processor state: Set both On battery and Plugged in to 100%
- Minimum processor state: Set Plugged in to 100%
- Go to Settings > System > Power & battery > Turn off Battery saver when charging.
2 - Check and disable Power Throttling (if possible):
- Use HWMonitor to check temperatures.
- If temps exceed 85–90°C, clean your laptop’s vents or use a cooling pad.
- Open Task Manager > go to the Details tab > Right-click your game:
- Set priority > High
- Go to Details > Right-click process >Set affinity > Enable all CPU cores.
3 - Update BIOS and Drivers
- Visit your laptop manufacturer’s support page.
- Update BIOS, chipset, and graphics drivers if needed.
Some laptops (especially MSI, ASUS, Lenovo) have built-in battery protection, so you can try disabling the Battery Optimization Features in the specific center settings:
- Look for settings like Battery Health Mode, Silent Charging, or Eco Mode.
- Disable them or switch to Performance Mode.
- Set Power management mode to Prefer maximum performance.
Another possibility is a hardware issue. Some users have reported that the charging pin can malfunction due to normal wear and tear, so if you suspect this is the case, you may want to have your device professionally inspected for a repair! Thank you for your patience and cooperation.
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