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Intermittent Flicker on Inspiron and Vostro Laptop LCDs

Summary: This article provides information about how to resolve LCD flickering issue on select Dell Inspiron and Vostro laptops.

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Article Content


Select Dell Inspiron and Vostro laptops may experience an intermittent flickering issue on the LCD screen of the laptop.

Affected systems:

  • Inspiron 3501
  • Inspiron 5301, 5406 2-in-1, 5409, and 5509.
  • Inspiron 7306 2-in-1, 7300, 7506 2-in-1, and 7706 2-in-1.
  • Vostro 3400, and 3500
  • Vostro 5301, 5402, and 5502.


Dell recommends keeping your computers drivers and software updated to the latest version available.


Updating to the latest BIOS version available for your Dell laptop will help resolve the LCD flickering issue. To download and install the latest BIOS, follow the steps below.

WARNING: Dell recommends disconnecting any external devices like external hard disk drives, printers, scanners before updating the BIOS.
WARNING: Dell laptops must have the battery installed and charged to at least 10% before you begin the BIOS update. Dell recommends connecting the laptop to AC power before proceeding with the update process.
NOTE: To learn more about updating the BIOS on a Dell computer, see the Dell knowledge base article Dell BIOS Updates.
  1. Browse to the Dell Drivers & Downloads website.
  2. Identify your Dell laptop
    • Click Download & Install SupportAssist to auto-detect your Dell product. Follow the on-screen instructions to install Dell SupportAssist. For more information, see the Dell knowledge base article Dell SupportAssist app (formerly Dell System Detect): Common Questions.
    • Or, enter the Service Tag, Express Service Code, or the Serial number of the Dell laptop and click Search.
    • Or, click Browse all products to manually select your Dell laptop from the product catalog.
  3. Under the Drivers & downloads tab, click Find drivers.
  4. Select the Operating System that is installed on the computer.
  5. Under Category, select BIOS.
  6. Locate the latest System BIOS.
  7. Click Download and save the file to your computer.
  8. Open File Explorer and browse to the location where the downloaded file is saved.
  9. Double-click the BIOS setup file and follow the on-screen instructions to complete the installation process.

Additional Information

If the LCD issue is not resolved, find additional troubleshooting steps that can help resolve the display or video related issue in the Dell knowledge base article How to Troubleshoot Display or Video Issues on a Dell Laptop.

Article Properties

Affected Product

Inspiron 5301, Inspiron 7300, Inspiron 7306 2-in-1, Inspiron 5402/5409, Inspiron 5406 2-in-1, Inspiron 3501, Inspiron 5502/5509, Inspiron 7506 2-in-1, Inspiron 7706 2-in-1, Vostro 5301, Vostro 3400, Vostro 5402


Vostro 5402, Vostro 3500, Vostro 5502

Last Published Date

19 May 2021



Article Type