why does my FPS drop when i unplug my laptop

Why Does My FPS Drop When I Unplug My Laptop?

Before starting more discussion First we talk about “what is Fps or Frame drops in laptop or PC?”  FPS drops typically indicate a System bottleneck that occurs when an event interrupts another hardware-intensive operation, such as a game, which exceeds the system’s potential. Bottlenecks are ordinary when other challenging tasks appear on the screen at the same time, making it impossible for your CPU to keep up. When your frames per second (FPS) is low, your whole game appears to be moving slowly. The question arises in everybody mind is that Why Does My FPS Drop When I Unplug My Laptop?

Playing the game can feel like watching a slideshow if your frame rate is low, as only a few different frames emerge on your screen every second. It’s all about finding the right balance of frame rate and graphics quality for the games you enjoy. A frame rate of 60 frames per second would give you extremely smooth game play, but a lower frame rate will provide you better graphics. The option is yours, but 45 frames per second is a decent goal if you’re looking for a steady balance.

Game Shuttering When FPS Drops

It’s a rendering problem in which the content on your computer abruptly changes. This can occur for a variety of reasons, but if the GPU takes longer than expected to make a frame, it can miss the frame or cause lag. During online games, this is readily apparent. Once you’ve done it with a joystick or cursor, you’ll notice things happening much later. Many times, if a driver takes a lengthy time to get ready a frame for the GPU, it will be delayed. Game Shuttering causes FPS, or frames per second. 60 FPS, for example, denotes 60 frames per second. It is the number of times (rate) that consecutive images known as frames appear on a display. When dealing with fast-moving figures, as in sports, a higher FPS provides a better experience.

Causes for Why Does My FPS Drop When I Unplug My Laptop?

During thermal throttling of the CPU at highest clocking speed and voltage, a sudden frame rate drop while the external power adapter is plugged in is common. The laptop switches from power-saving to performance mode when the power source is changed. FPS drops can also be caused by a lack of ventilation and dust-clogged laptop fans.

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Ways to Fix FPS Drop in Laptop or PC

Modify The Frame Rate or Disable The Whisper

If whisper mode is causing your FPS to decrease, you can fix it by disabling it or changing the custom FPS, which will enable fans to increase their speed restriction, resulting in higher FPS. Disabling whisper mode can restore your laptop’s usual FPS, and the difference can be felt during game play. This choice is only available if your GPU is Nvidia 1060 or higher. While gaming, however, you can encounter issues with heat and noise.

Remove The Laptop Battery and Switch on the Power

If the laptop is not completely charged when you attach the power adapter, it will begin charging. If your battery has a problem, the power supply can be disrupted, resulting in a decrease in FPS. But it’s worth testing the battery’s condition just to make sure it’s not causing any issues. Before playing a game, you should remove the battery and add the AC adapter to see how things go.

Check Out Your Charger to Avoid FPS Drop

We all try to adjust our laptop settings to correct FPS drops, but your charger may be a source of FPS drops. When attached, the charger provides two things: amps and voltage. Typically, the charger’s voltage distribution remains constant, but the supplied amps reduce over time as the charger’s age and usage increase, resulting in less than what your laptop requirements. Since the battery is just being charged and not supplying energy for your device, this decrease in power causes your computer to run slowly when plugged in.

However, as soon as the charger is disconnected, the better will take over the power supply and provide the necessary electricity depends on your power management settings. This is the main reason for Why Does My FPS Drop When I Unplug My Laptop? The solution for this is to use a different charger and then buy a new charger if that solves the problem. Replace your laptop if it is already under warranty. Make sure you get the right charger for your model, one that suits the appropriate power supply, and you should be able to get back to normal FPS.

Ensure That Your GPU Drivers Are Capable of Handling the Workload

GPU drivers are a touchy topic, particularly on Windows 10, where drivers are managed by the Windows Update feature. The generic driver will usually not suffice, and we all know that even the best GPU will fail miserably without the proper software support. In most cases, you’ll need the most recent drivers given by the OEM, but this isn’t always the case. Installing an older driver update fixed GPU throttling and high FPS decreases for some users. Regrettably, you’ll have to spend some time playing with the various drivers available before you find the right one for your GPU.

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Update the GPU Driver as Well as The BIOS

It is critical to use the most recent BIOS and drivers. The laptop fps drop problem can be resolved by updating the BIOS and graphics driver when plugged in.

Change the Power Management Setting If Necessary

Most of the time, this will not work, but check the power mode when plugged in and switch between high performance and balance mode. When the power adapter is plugged in, it is preferable to use balance mode on your laptop. It’s only sensible to keep it in high-performance mode when you’re working on a hardware-intensive job with the power adapter unplugged.

Check Your Laptop’s Cooling System Working

It is likely that a laptop’s FPS will decrease as a result of a weak cooling solution, which will be easily noticeable when performing challenging tasks on the laptop. One of the most common causes of laptop fps drops when plugged in is insufficient cooling. Dust may be clogging your laptop fans or heat sinks, so keep them clean for better airflow. Cleaning the dust out of your desktop three or four times a year is a good idea. Apply thermal paste to both the laptop CPU and GPU if you are calm accessing the internal hardware.

Overheating of the CPU and GPU will result in a decrease in FPS, and when the laptop is plugged in with an external power adapter, it tends to overheat even more due to the constant flow of electricity. Thermal pasting is a very high warm conductive paste that fills all microscopic imperfections on the heat sink and CPU/GPU, resulting in improved heat conditions. As a result, the heat sink’s efficiency is improved.

Malware Detection

Another potential cause of FPS drops and overall game output is malware. There are a slew of malware infections that can cause problems with your computer, but we need to focus on adware and bloatware that has been installed inadvertently. You’ll require to up your antivirus game and secure yourself in light of recent crypto currency tricks used by some sites (they use your CPU power to mine crypto currency without your permission, of course). You can use almost any third-party antivirus, but we recommend Bit defender Antivirus Plus, which has excellent real-time security and top-of-the-class detection speeds. But make sure to take a look.

Meet the System’s Specifications

Despite the fact that this is something Captain Obvious might claim, specifications are all too often the reason why a game underperforms and causes your world to crumble with each FPS spike. Nonetheless, there are two items you should know about device specifications that are often ignored because they are concealed in plain sight. To begin with, the minimum requirements should be taken with a grain of salt. The developer is essentially telling you that if you want to run the game, this particular configuration should suffice. When it comes to machine specifications, the second thing we lack is improvements. Most famous games receive regular updates, which can and will affect your gaming rig’s processing power.

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Examine The Hard Drive

The hard drive is another important component that can and will influence overall gaming results. A hard drive is the most vulnerable to failure, and it can lose its initial performance values over time, in contrast to a CPU or GPU. Of course, this only applies to hard drives, not SSDs. There is no precise estimate for when your HDD will start acting up, but anything past three years indicates an output decline. You may wonder how this would impact game play.

Examine The Internet Connection

If you’re playing an online game and experiencing FPS problems, we recommend checking your link as well. In most cases, the latency of the data package is more important than the bandwidth speeds. This shows a delay between the consumer and the network and is measured in milliseconds. In general, the higher the latency, the worse the game’s output will be. Here’s where you can find out how late you are. To enjoy the online sessions without interruption, you’ll need less than 50 milliseconds. Furthermore, when playing online, it is recommended to use a wired connection instead of Wi-Fi. If you have any problems, restart your router or modem, and check your port forwarding preferences for that particular game. We hope that this will help you to know about Why Does My FPS Drop When I Unplug My Laptop?

Change the Game’s Power and In-Game Settings

  • Open Power options by right-clicking on the Battery icon in the notification section.
  • Choose for High-Performance
  • Click to close window.

Not every setup can fit with all of the graphics settings in modern games. So, if you’re experiencing occasional FPS drops, make sure to change your graphics settings. For instance, turning off shadows and anti-aliasing is always a smart idea. Sync is also incompatible with certain GPUs. Experiment with different settings until you find one that optimizes efficiency and quality while maintaining a reasonable frame rate.

Do Not Use Built-In Sound System

  1. Open Device Manager by right-clicking the Start button.
  2. Increase the number of controllers for audio, video, and gaming.
  3. Update your sound drivers or disable the onboard sound system and use Realtek instead.
  4. Check for adjustments after restarting your PC.
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Install the Game Again

Finally, if none of the preceding measures is effective in removing or at least minimizing in-game FPS spikes and drops, we recommend reinstalling the game or checking its integrity with the supporting client.

FAQ’s Section

  1. How do I stop Fps drops on my laptop?

    It is critical to use the most recent BIOS and drivers (especially video card drivers). The laptop fps drop problem can be resolved by updating the BIOS and graphics driver when plugged in.

  2. Why does my laptop lag when I unplug it?

    When you unplug the charging cable, your laptop will most likely go into power saving mode. One of the things that this often does is to reduce the CPU's speed in order to conserve energy. You can adjust this in your device settings, but you'll lose some battery life in the process. When the battery is unplugged, the fan slows down as a result.

  3. What will I do if my computer's frame rate drops?

    Follow steps below:
    Double-check if you've experienced frame rate drops in a variety of applications.
    Switch off whisper mode or adjust the frame rate in whisper mode.
    Double-check if you've experienced frame rate drops in a variety of applications.
    Switch off whisper mode or adjust the frame rate in whisper mode.

  4. Is 120 frames per second a decent frame rate?

    60 FPS – For most people, this is the perfect frame rate because the extra fluidity makes games more sensitive and can make the overall experience more enjoyable. It's also a decent frame rate for games that need you to respond to animations. 120 frames per second are much more fluid and sensitive than 60 frames per second.


Fps drops are one of the most aggravating aspects of owning a capable PC, and laptop FPS drops when plugged in are even more aggravating. I hope you can figure out Why Does My FPS Drop When I Unplug My Laptop? after reading this article. We’ll keep this page updated as long as we don’t come up with a new solution to this issue.

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