Does BlueStacks Makes Your Computer Slower?


BlueStacks is an Android emulator for PC that allows users to run their favorite Android apps and play mobile games straight on their PCs. If you’re experiencing the problem of slow lags, here you’ll find steps to fix BlueStacks slow problem.

Although this free tool gives the best gaming experience on desktop computers, a lot of people complained about sluggish performance during runtime. We have come up with a detailed guideline to help you out.

Download the Diagnostic

There are certain situations when missing entries in your registry and registry corruption causes this problem. Try running a registry scan to identify if there are any such issues.

  1. Click the button below to download and install the Diagnostic
  2. Perform a Registry scan and fix any problems detected.
  3. Restart your computer.

Estimated Download Time: 10 Seconds

Upgrade your Hardware

Make sure you have at least 4 GB of Random Access Memory, and a Quad Core or Dual Core processor. These are the minimum requirements in order to run this software.

Optimize Settings

Change the BlueStacks memory settings from your system registry as shown below:

  1. Type RegEdit in the Search Box on your Taskbar.
  2. Open the Registry Editor (RegEdit) from the Search Results.
  3. Locate the following Registry sub-key:
    • HKEY_LOCAL_MACHINE | SOFTWARE | BlueStacks | Guests | Android
  4. Double-click on the Memory string on the right; and then set it to display value in Decimal, instead of default Hexadecimal.
  5. Delete the old value; replace it with 1024.
  6. Click OK.
  7. Exit the Registry Editor and restart your computer/ laptop for the new changes to take effects.

Delete BlueStacks Temporary Files

BlueStacks creates self-disposable files to store temporary data. Usually, these files are deleted after you close the program. However, some program malfunction may cause traces to accumulate over times, and affect your system performance. Deleting these files is safe.

  1. Exit BlueStacks.
  2. Click the File Explorer icon on your Taskbar.
  3. Open up the following location:
    • C:\Windows\Temp
  4. Delete all files from the Temp folder.
  5. Press Windows Key + X, select Run.
  6. Type AppData, and hit ENTER.
  7. Go to the following directory:
    • ..\Local\Temp
  8. Delete all files from the Temp folder.

Perform Disk-CleanUp

Your computer may be overloaded with tons of unnecessary files. Delete all temporary system files, setup extracted contents, and other miscellaneous files.

  1. Double-click This PC icon on Desktop.
  2. Right-click the system drive, usually drive C:\
  3. Select Properties.
  4. Click the Disk CleanUp button in General tab.
  5. Follow the on-screen instructions.

Reinstall the Program

Try uninstalling and re-installing the software. This helped some users.

  1. Click the Start button, and then Settings.
  2. Click the Apps icon.
  3. Click Apps & Features.
  4. Select the BlueStacks from the list of installed applications, and then uninstall it.
  5. Reboot your computer after uninstall is finished.
  6. Download the latest installer from the official website and install it on your computer.

Update Graphics Driver

It is a good practice to regularly update your drivers. A handy tool in Windows, called Device Manager, can be very useful.

  1. Press Windows Key + X, select Device Manager.
  2. Expand the top node in the left-hand side panel.
  3. Expand the Video Card device category.
  4. Right-click your video card, select Update driver software.
  5. Follow the on-screen instructions.
  6. After successful completion, restart your computer.

Terminate the Process To Fix BlueStacks Slow Problem

If your computer runs slow even when you’re not using BlueStacks, the program process may be running in the background. Fire up the Task Manager, an application monitoring tool in Windows, and terminate the program process. If you’re encountering system slow down while using BlueStacks, ignore this step.

  1. Right-click the Taskbar, select Task Manager.
  2. Click Show Details, and then the Startup tab.
  3. Right-click the Blue Stack Agent process, select Disable option.

Temporarily Disable Antivirus

Some Antiviruses make BlueStacks run sluggish. Temporarily disabling your Antivirus might help.

Right-click the system tray icon of your Antivirus program, select Disable option. Choose Disable until restart or relevant time period.


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