6 Easy Ways To Fix Laptop FPS Drop When Plugged In  

Ways To Fix Laptop FPS Drop

A sudden drop in FPS usually indicates an inefficient system when an event interrupts another task that requires hardware like a game and exceeds the system’s capabilities.

Common bottlenecks are seen when other tasks with high demands suddenly appear on screen, which can be challenging for your CPU to manage.

In this article, I’ll discuss some options or ways Ways To Fix Laptop FPS Drop When Plugged In, has suddenly decreased while you have the adapter powering it connected.

It is believed that your laptop’s capability to deliver 60 to 120 FPS is possible to run on battery. Due to its hardware capabilities, FPS decreases immediately when it connects to the power supply.

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Easy Ways To Fix Laptop FPS Drop

Ways To Fix Laptop FPS Drop

Why does my laptop’s FPS decreases?

A sudden drop in framerate when the power adapter from an external source is connected happens during the thermal throttling of the CPU with maximum frequency and clocking voltage. The power source is changed, making your laptop go from power-saving mode and switch to the performance mode.

Furthermore, inadequate cooling solutions and laptop fans that have become clogged by dust are the main causes of FPS falling.

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What causes laptops to drop their fps when connected?

Most of the time, FPS drops in laptops operating at higher power and not plugged in. The sudden dropping of laptop FPS after being plugged in is among the most bizarre actions that your laptop could exhibit, making you scratch your head. These FPS drops are evident most often in gaming using your laptop.

A power adapter that is plugged in can help laptops attain an excellent frame rate when gaming by providing enough power to the gaming hardware components running.

However, as soon as you unplug the power adapter, your laptop’s power plan attempts to balance its performance against the power consumption of the hardware.

We are currently trying to repair laptop FPS drops when connected to the internet. These are the reasons I’ve observed after thinking about the issue over the past six months. They could cause laptop FPS to drop when the external power source is connected.

  • Allowing Nvidia whisper mode, which is enabled by Nvidia graphics cards GTX 1060 and above, is a way to lower or increase the frame rate by the individual FPS settings.
  • If the power adapter has been connected to the laptop, its battery is charged, regardless of the kind of work you’re doing. A problem with charging could slow FPS down.
  • A malfunctioning charger can result in a loss of FPS when charging. The reason is that the charger is not delivering enough power that it is expected to supply the hardware correctly.
  • Internal hardware issues can lead to this problem as soon as it experiences an increased voltage when you plug the charger in.
  • There may be a need to update your GPU driver or BIOS.
  • The laptop’s cooling system may be having trouble breathing and, therefore, check whether the airflow is blocked by dust.
  • Sometimes, the power setting for management (usually adjusted to low) could decrease FPS, even if the adapter’s connection to the network, so double-check. (*rare case)

How can whisper mode lower the FPS?

Ways To Fix Laptop FPS Drop

The whisper mode functions by restricting the frame speed of a specific game and asynchronously adjusting graphics settings to maximize performance. It doesn’t matter if the laptop is connected or not.

For instance, If you own an AMD GPU that runs an entire game at 60 frames per second. However, after you enable Whisper Mode, it will try to minimize the fan’s noise by reducing its RPM. This means you will lose an impressive frame rate for games that run at 60 frames per second or lower (depending on the hardware’s capabilities).

The primary purpose behind Whisper technology is to make your laptop more quietly and cool when gaming. However, to achieve this, it reduces the FPS.

Keep in mind that as long as the laptop is connected to the computer, it’s getting enough energy to provide optimal performance, but Whisper mode limits noise reduction.

Does your laptop perform better when connected to the internet?

Ways To Fix Laptop FPS Drop

The answer is “Yes” and Yes or. Laptops are more efficient when equipped with a high-quality power source, which is what happens with the Power Adapter that has been plugged into.

However, when your laptop is running on battery, if you change your power settings from Balanced to Battery Saver or Performance, it will require more battery to supply enough energy to your hardware, and consequently, laptop performance will increase; however, the differences between plugging in and unplugged could be discernible.

If you’re using AC energy, you won’t need to rely on your battery. The laptop will reach its peak performance if it is pushed.

Laptop fps drops when connected to the internet, which is not a great situation for laptops with enough power.

Let’s look at some possible solutions we could try to resolve the laptop’s FPS drop problem.

How do solve the laptop’s FPS drop after being it is connected.

Before you attempt the strategies;

  • You should ensure that you have experienced problems with framerate dropping on many different apps.
  • Turn off the whisper mode or adjust the frame speed for whisper mode.
  • Verify that you can confirm that the cable for power is running smoothly (Test the current rate of power supply and compare it with the original supply rate)
  • Check the power settings again and then reconfigure them (if necessary).

#1. Deleting the whisper option or changing the frame rate

Suppose you suspect that the whisper feature is the source of FPS decreasing. In that case, you can correct it by removing the whisper mode or by adjusting the custom FPS, which allows fans to speed limit faster and, consequently, you’ll be able to achieve better FPS.

Enable whisper mode to bring back normal FPS on your laptop, and this difference could be observed during gaming. This feature is applicable only if you’re running an Nvidia GPU above 1060. However, you may be experiencing noise and heating issues when gaming (typically the latest games that require high-performance system components).

The setting to enable/disable whisper mode is accessible via Nvidia GeForce Experience Settings>> whisper mode.

If you’re not keen to disable the whisper mode to let your system run at a low volume, modify the FPS set within the NVIDIA control panel. This can also resolve your issue of FPS decreasing.

Start the NVIDIA control panel on the taskbar or search for it. Follow the instructions below to fix laptop FPS drops when plugged into.

  • From the left-hand bar of the Nvidia control panel, click on manage 3D settings.
  • From the dashboard’s main screen, go to the settings for program tab.
  • Check that the graphics processor for your particular program is an Nvidia GPU.
  • Scroll down the settings on the third small window until you see WhisperMode. WhisperMode option.
  • Set the frame rate of the program by your monitor’s support rates and GPU supportability.
  • Try the configuration and test the application to see if it is successful. FPS drop issue is solved.
  • It is important to note that this setting works for any task that requires extreme GPU power, such as gaming or editing, and so on.

Take a look at the steps visually:

Modify the necessary frame rate

Manage 3D settings

Select or add your application

Select high-end NVIDIA GPU

Set the desired frame rate

Set 3D settings to manage

#2. Remove laptop battery and run on AC

If you plug in your laptop to power, it will begin charging if it is not fully charged. If, for any reason, your battery is not functioning properly, the power supply may be disrupted and result in a reduction of the FPS.

Thus, checking the battery’s condition is a good idea to ensure that it’s not creating any issues. It is possible to remove the battery before playing games and then connect the AC adapter and observe how it performs (it will eliminate the issue with charging).

#3. Test your charger (Alter or try it on another laptop of the same model)

We all want to alter our laptop settings to resolve the FPS drop issue. However, your charger may pose the source of this FPS dropping issue. The charger provides two major aspects when connected: amps and voltage.

The voltage delivered is usually the same for chargers, but over time, the amps decrease based on the age of the device and the use of the cable to charge, which means that it will provide less power than your laptop requires.

The power reduction makes your PC run slower when connected since the battery is charging itself and is not providing power to your computer. When you unplug the charger, it will be more likely to take over that power supply and supply the needed electricity according to the setting for power management.

The best solution is to try a different charger, and if that fixes the issue, you can purchase an entirely new charger. If your laptop falls within the warranty, you can replace the charger. Be sure to choose the correct charger that matches the power supply required for your particular model. This should return you to normal FPS.

#4. Update GPU driver and BIOS

Utilizing the most current driver and BIOS (especially graphics card driver). Updates to the Graphics driver and BIOS can help fix the laptop’s dropping fps issue after plugging into it.

To upgrade the GPU driver, you must use the appropriate software (GeForce Experience and Radeon(TM) Software) dependent on the video card.

You can also upgrade the BIOS using the driver managerFirmware> System firmware Update driver.

Double-check that you are receiving the normal frame rate for several applications with the power adapter from outside connected. If it is not, proceed to the next step.

#5. Try altering the power management setting

It doesn’t work all time, but be sure to check whether the mode is on after plugging into the computer and then try switching the balance and high-performance modes.

It is recommended to operate the laptop in balance mode while the power adapter has been plugged in.

It is recommended to keep it in high-performance mode. This is only logical in the case of a hardware-intensive task while the power adapter has been disconnected.

#6. Make sure laptop cooling is working fine

It’s possible that due to a weak cooling system, laptop FPS can decrease and be easily detectable when working on a demanding task on laptops. Incorrect cooling is one of the most frequent issues that cause laptop FPS to drop when connected to the laptop.

The laptop’s fan or heat sinks could be blocked by dust, and you should keep them free of dust to ensure that airflow is smoother. Cleaning your laptop of dust three to four times per year will help.

If you’re comfortable with using the internal hardware, make sure you apply thermal paste to both the GPU and CPU of your laptop. Overheating of GPU and CPU could cause FPS to decrease as well. When the laptop has been connected to an outside power source, it is more likely to overheat because of the continuous flow of electricity.

Thermal paste is a high-heat conductive paste that will give more efficient heat conditions by filling in all tiny imperfections on the heatsink as well as the CPU/GPU. This increases the efficiency on the part of the heatsink.

#7. Random suggestions that have worked for a variety of people

The steps don’t explain why they may work; however, according to some individuals, the tricks solved their FPS drop issue when they connected.

Try it out to see if it benefits your situation or doesn’t. However, these methods didn’t work for me, and I’m not sure they will either.

/(Please note that you are at your own risk). (Please do this on your own at risk)

  • Open Control Panel. Find the button. Change what the power buttons do within the lower left-hand pane. Change settings that are not currently available. Scroll down, and remove the checkmark for ‘ fast startup‘. Close the laptop. Restart it.
  • Do the clean installation on your laptop. It could solve a possible software conflict or disrupt.

Wrapping up

FPS drops are among the most frustrating issues, even if you own a powerful laptop or PC. The drop in FPS when it is connected is more frustrating.

I hope that you can find an answer to the problem here. This page will be up to date as long as we discover a new solution to this problem.


Chris Evan was born in Dubai and raised in Montreal. He studied Computer Science and was so pleased with computer languages. He began writing after obsessing over technology.

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