Dell 16 DC16251

This article provides detailed information about various reasons why your laptop battery might drain faster than expected. It covers potential causes and helps you to optimize your laptop’s battery life and improve its overall performance.

Forgot your Dell BIOS password? Learn how to reset system, admin, or HDD passwords securely with Dell Support and regain access to your device.

Learn how to create and then log in to a local account in Microsoft Windows.

The following article explains what the Headless Operation Mode Active message during Power On Self-Test (POST) means. It goes through how to stop it from appearing during the computers start up.

Take a look at this page for a comprehensive list of the various Windows troubleshooters available to fix an array of issues.

This article is a guide to resolving the error 2000-0251 when launching the ePSA diagnostics on a Dell computer.

A hard reset is recommended as the first step to fixing many common issues. This process helps by draining residual power that may be causing the problem.

Transfer Outlook email, calendar, and contacts to another computer using a PST file. Learn how to export Outlook items to an Outlook Data File (.pst) and import them seamlessly.

Learn how to fix desktop offset issues by updating drivers, adjusting display settings, and matching screen resolutions.

The following article provides information about the availability of Linux Operating Systems on Dell computer's and how Dell supports them.

This article provides information about basic safety precautions that everyone must take before accessing the internals of a computer or electrical equipment. Find information about how to protect against electrostatic discharge (ESD), prevent electrostatic damage to the components, and take safety precautions when lifting electronic equipment.

The keyboard does not respond, and the keyboard clicks when typing in Windows 11 or Windows 10. This is a result of accidentally enabling Filter Keys.

The following article takes you through several methods for removing Applications, Programs, and Updates in the Windows 11, and Windows 10 operating system.

This article describes the support scope for Personal Computer (PC) Game Pass and the Xbox app on Dell devices. It also explains how customers can claim the included PC Game Pass promotional offer on eligible systems without using a fixed subscription duration.

Learn how to create a Windows password reset USB flash drive in Windows 11 and 10. Use a password recovery USB flash drive to reset your Windows login password.

The following article has information about downloading Microsoft Office from My Account (previously Dell Digital Locker.)

Need to update your Dell BIOS but your power adapter isn't working? We'll show you a simple Windows command that forces the update safely.

Learn how to run the integrated screen test on your Dell laptop to diagnose display issues like lines, black screens, flickering, or cracked glass. Step-by-step guide included.

Learn how to set up dual or multiple monitors in Windows, adjust dual screen settings, and configure up dual or multiple monitors for better productivity, in Windows 11 and Windows 10.

Privacy settings for camera and microphone in Windows 11 or Windows 10 might prevent apps and websites from using them. Learn how to change the settings.

This article provides information about the Dell client drivers and downloads update release schedule.

This article is a guide to the various types of solid state drive (SSD) that fit in the PCIe connector on your motherboard. This guide also explains what is involved in using such a drive as your main boot driver on a Dell computer.

The first laptops that were sold with 5G network adapters were sold at the beginning of 2021.

What surge protectors are, how they work, and why they are essential for protecting your electronics from power surges. Find out how to choose the right surge protector and understand their lifespan.

Learn how to troubleshoot touch screen issues on Dell laptops, All-In-One desktops, and monitors. Follow step-by-step solutions for unresponsive, inaccurate, or intermittent touch functionality.

Learn about repair options for a cracked or broken LCD screen on your Dell laptop, phone, or tablet.

Forgot your Admin, System, or HDD password in BIOS? Learn safe methods via BIOS settings, jumpers, or Dell password release code—to reset or clear passwords easily.

New Chrome and Edge browser updates restrict local network access by default, impacting experiences on dell.com/support. Learn how to restore functionality by adjusting browser permissions.

This article provides a step-by-step guide for upgrading your supported Dell device to Windows 11, including information about Dell drivers and common issues.

This article provides instructions on how to run hardware diagnostics using SupportAssist on a Dell computer.

This article provides information about how to troubleshoot and resolve USB-related issues on your Dell computer. Find step-by-step instructions to fix USB issues if a USB port is not working.

Learn how to resolve Dell laptop touchscreen issues such as ghost touches, random clicks, stylus conflicts, and how to disable the touchscreen using advanced Windows troubleshooting steps.

Learn about how the Dell Pro Webcam - WB5023 and Dell Webcam - WB3023 must have the microphone enabled to use it.

Learn how to downgrade Dell BIOS step-by-step using Windows or USB. Includes troubleshooting, security restrictions, and verification steps for all Dell systems.

Learn about the Dell Client Commercial (DCC) PCs update catalog cadences.

Learn how to clean up disk space in Windows. Find out what is taking up space on your hard drive and discover ways to free up disk space effectively.

The following article explains how to reseat the keycap when a key falls off the keyboard on a Laptop.

This article provides information about how to scan your Dell computer for driver updates, and automatically download and install the latest drivers.

Troubleshoot multiple monitor issues and fix common external monitor connection issues. Find steps to resolve display issues when using multiple monitors in Windows.

Dell BIOS recovery guide: Fix boot failure, black screen, or POST errors. Easy step-by-step instructions for hard drive and USB recovery methods.

This article serves as a guide to provide useful tips and guidance on arranging an out of warranty repair for your Dell computer.

About hard drive (HDD) and BIOS passwords on Dell computers. Discover setup instructions, troubleshooting tips, and how to handle password issues.

This article provides recommendations to resolve an issue with your Dell computer restarting, shutting down, locking up or not responding, and similar issues with Windows.

Learn how to shut down, use sleep and hibernate modes, edit power plans, and prevent your Windows 11 or Windows 10 computer from turning on during hibernation. Follow the steps to optimize power settings.

This article details the types of ports and connectors that you can find on a computer. Computers that Dell is shipping or has shipped in the last 15 years. We also provide a guide to the older color code convention for ports and connectors.

Explore step-by-step instructions to verify the original installation date of Windows on your Dell computer.

This article provides information about how to carry out a clean installation of the Ubuntu Linux operating system on your Dell Computer.

Explore how to download and install McAfee products purchased at Dell. This guide covers McAfee LiveSafe, Small Business Security, Business Protection, and McAfee+ Premium. Get started with your McAfee subscription today.

The following article provides information about updating the BIOS on your Dell desktop or laptop running Ubuntu or some other type of Linux.

The following article is a reference to the various terms used in Ubuntu Linux. This is so that its structure can be described in a logical manner. (Terms can overlap between operating systems and sometimes mean two different things simultaneously.)

Install or reinstall Windows 11 or 10 on Dell computers using ISO recovery media. Download the ISO, create a bootable USB or DVD, and restore or repair your system.

Learn how to connect and configure multiple monitors on your Dell computer with Ubuntu. Get step-by-step instructions for setting up dual, triple, or quad displays, and solutions for common problems.

The following article provides information about how to identify and resolve a wireless network issue on your Dell laptop or desktop with Ubuntu Linux installed.

How to wake up your computer from sleep mode, troubleshoot monitor standby issues, and resolve why your monitor keeps going to sleep in Windows 10 and 11.

This article provides information about different backup data options in Microsoft Windows.

Information about using the Windows POWERCFG command to create a Battery Report to help troubleshoot possible battery issues.

Having problems with sleep or hibernation on your Dell laptop or desktop? Learn how to troubleshoot Windows 10 and 11 sleep mode, hibernation settings, and power issues with solutions.

The following article provides a step-by-step guide on how to revert a Dell computer with a custom BIOS splash screen to the default Dell Splash screen.

The following article provides information about how to set the asset tag information in the BIOS. Using Dell Command | Configure or Client Configuration Toolkit (CCTK) for computers running a Windows operating system.

Can't find your Dell driver on Dell Support? Get step-by-step instructions to download drivers using Windows Update, Dell SupportAssist, or manufacturer websites. Includes solutions for Windows 11/10, Linux, Chromebook, and third-party devices.

Learn how to change screen resolution, brightness, refresh rate, text size, and more on your Dell computer running Windows.

This is a list of frequently asked questions to help troubleshoot, repair, and use the USB connectors and ports on your Dell computer.

The following article provides information about what memory issues can be seen on your Dell Laptop. Learn how to troubleshoot and resolve them on your laptop.

How to use the System File Checker (SFC) command "sfc /scannow" to scan and repair system files in Windows. System File Checker (SFC) helps repair corrupt files that cause boot-related issues.

Discover Dell's display resolution guidelines for LCD panels on our monitors and laptops. We explain what dots and pixels are, introduce you to the Premium Panel Exchange, and show you how to spot bright or dead pixels on your screen.

How to connect speakers to your Personal Computer and enhance your audio experience. This guide covers connecting headphones, wired and wireless speakers for computers.

This article provides the information about reinstalling individual modern applications that are included with Windows 10.

Discover how to quickly locate the 20-digit Dell PPID (Part Piece Identification) number on any Dell component. Complete walkthrough for batteries, adapters, monitors, docking stations, keyboards, mice, and motherboards with both physical and digital methods.

Resolve no video issues with HDMI to DisplayPort adapters. Learn about active and passive options, ensuring compatibility with Dell computers.

BitLocker encryption provides robust security for Dell computers. Learn about necessary requirements, vital hardware specs, and key management steps for effective Windows security.

Discover steps to resolve Windows 10 shutdown issues with our guide. Learn about the Fast Startup feature, full shutdown methods, and command-line solutions. Ensure that your system shuts down completely for optimal performance.

Reset BIOS, CMOS, or NVRAM on your Dell system with easy, step-by-step methods to fix boot issues and restore default settings

Basic troubleshooting steps for Personal Computers that power on but fail to boot into Windows. Computers passing the BIOS screen but fail to load the OS are experiencing a no boot state.

When you want all the wireless connections (Wi-Fi, Bluetooth, or Mobile Broadband) turned off, you turn on airplane mode.

This article provides information about how to resolve an issue with the Extensible Firmware Interface (EFI) Bootloader for the Windows 10 and 11 Operating Systems. Where the bootloader is not booting correctly on a GUID Partition Table (GPT) Hard Drive.

How to take care of your Dell laptop with best practices for cleaning, maintaining, and ensuring it lasts longer. Understand essential laptop care and transport guidelines.

Information about how to download and install the latest BIOS or UEFI updates on a Dell computer. This guide covers accessing BIOS or UEFI, updating using USB or Windows, and recovering corrupt BIOS or UEFI on Dell computers.

Having trouble with external speakers not working on your Personal Computer? Learn how to fix external speaker issues in Windows, including solutions for Personal Computer speakers not working, set default output, running diagnostics, and update drivers.

Update your Dell BIOS using a USB drive when Windows won't boot. Quick F12 menu method for emergency BIOS flashing.

This article contains information about how to fix audio driver issues after installing Windows 10 Update KB4343909.

Learn how to download a Dell OS recovery image using the OSISO recovery tool and restore your Windows operating system. This is ideal for scenarios like computer crashes, hard drive replacements, or other software issues.

Learn how you can fix the issue of extra or "ghost" monitors showing up in your Windows Display Settings.

General Information about video displays that includes video connections and multiple displays.

Learn how to setup dual or multiple monitors in Microsoft Windows and troubleshoot dual or multiple monitor issues. Learn how to connect your computer to a TV or a Dell wireless monitor.

The following article provides further information about the charging behavior of Dell and third-party powered docking stations and hubs that use USB Type-C AC adapters.

Enhance your Dell computer's speed with our comprehensive guide. Resolve slow performance issues in Windows 11 or Windows 10 by optimizing settings, drivers, and more.

Learn about the appearance of Unknown Device in the Windows Device Manager after a BIOS updates.

Dell Client Platform remediation is available for multiple vulnerabilities in Intel Graphics Software that could be exploited by malicious users to compromise the affected system.

This article provides information about Command Line switches to employ when managing Dell BIOS updates.

This document provides examples of types of damage that are not covered by Dell’s Basic Support Plans, which include the Dell Limited Hardware Warranty (United States and Canada) and/or applicable Dell basic support terms.

Dell Client Platform remediation is available for multiple NVIDIA® GPU Display Driver vulnerabilities that could be exploited by malicious users to compromise the affected system.

Dell Client Platform and Dell Precision Rack BIOS remediation are available for multiple vulnerabilities in 2025.3 IPU, UEFI Reference Firmware that could be exploited by malicious users to compromise the affected system.

Dell Client Platform remediation is available for vulnerabilities in 2026.1 Intel Product Update that could be exploited by malicious users to compromise the affected system.

ProDeploy Plus and ProDeploy Essential need to know information. Most new Dell computers come with a setup program to help you get started quickly. Your employer may provide a customized setup or automated process.

Dell Client Platform BIOS remediation is available for a Weak Password Recovery Mechanism Vulnerability that could be exploited by malicious users to compromise the affected system.

Dell Client Platform BIOS remediation is available for multiple vulnerabilities in 2025.2 Intel Processor, Intel Processor Indirect Branch Predictor and Intel Processor Stream Cache that could be exploited by malicious users to compromise the affected system.

Dell Client Platform remediation is available for multiple NVIDIA GPU Display Driver vulnerabilities that could be exploited by malicious users to compromise the affected system.

This article discusses the End of Life and End of Support dates for Dell Digital Delivery and Alienware Digital Delivery, as well as options to migrate to other software delivery tools.

The following article provides information about an issue where certain Windows French keyboard layouts do not match the physical AZERTY laptop keyboards from Dell.

This article provides quick answers to common questions about Dell drivers. For detailed guides, we have dedicated pages to help you with specific driver tasks.

This article provides information about how to download and install or update Dell drivers for your Dell desktop, laptop, all-in-one, workstation, printer, monitor, tablets, and so on.

Learn how to subscribe to email alerts for Dell driver updates. Get notified when new drivers are available for your Dell computer. Easy setup and management.

Dell Client Platform remediation is available for multiple vulnerabilities in 2025.3 IPU, Intel Chipset Firmware and Intel Xeon Processor Firmware that could be exploited by malicious users to compromise the affected system.

Dell Client Platform remediation is available for multiple OpenSSL vulnerabilities within AMI BIOS that could be exploited by malicious users to compromise the affected system.

This article provides information about Windows blue screen issue with "INACCEESSIBLE_BOOT_DEVICE (0X7B)" error code.

Dell Client Platform remediation is available for multiple vulnerabilities in Intel Graphics Software that could be exploited by malicious users to compromise the affected system.

Secure your digital life with ease - learn how to install McAfee+ Premium for unparalleled online protection. Click for a step-by-step guide!

Learn about Dell computers being unable to turn on when the battery is below 5% and a non-Dell adapter is connected (both barrel and Type-C adapters).

Learn what to do if the WiFi connectivity drops when moving between two access points with a Realtek 8852CE on a Dell 16 or Inspiron.

Information about the Dell 16 DC16250 and Dell 16 DC16251 having a fan that does not work or an error code.

This article discusses how to install McAfee Business Protection purchased from Dell.

This article provides information about accessing and using Purchased Apps in Dell Optimizer (DO) version 6.x.

Learn about the alert message about the computer cover when starting the laptop.

The following article provides information about what to do when SQL Server cannot be installed on an SSD. It reports an error of "Unable to install SQL Server" with an exit code of 2061893606.

The following article provides information about a BIOS setup issue on the Dell 16 DC16250 and DC16251 laptops. The storage types Serial ATA (SATA) and Non-Volatile Memory Express (NVMe) operation are not switchable for Advanced Host Controller Interface (AHCI), NVMe, and RAID on.

Dell Client Platform remediation is available for multiple NVIDIA GPU Display Driver vulnerabilities that could be exploited by malicious users to compromise the affected system.

Dell Client Platform remediation is available for vulnerability in Intel Rapid Storage Technology Software that could be exploited by malicious users to compromise the affected system.

A hardware scan run in SupportAssist for Home PCs version 4.8.x reports a Warning status on the History page, but all hardware reports a Pass status.

Learn what to do if SupportAssist v4.10.1 shows an invalid message relating to the Internet not working.

Dell Client Platform remediation is available for multiple vulnerabilities in Intel Graphics Software that could be exploited by malicious users to compromise the affected system

This article lists Dell computers that have previously been tested for upgrade from Windows 10 to Windows 11, and to update from Windows 11 to Windows 11 2022 Update (build 22H2). Beginning with Windows 11 Build 23H2, Dell will not provide a list of update testing between versions of Windows 11. However, Dell will continue to support the factory installed operating system and updates provided by Microsoft through Windows Update.

This page is designed to appear under certain circumstances when searching for your Service Tag, Express Service Code, or Serial Number or part number.

The following article provides information about the fingerprint enrollment on Dell laptops in Windows Hello.

Learn how to automatically reconnect to Wi-Fi in SupportAssist OS Recovery.

Information about Dell Optimizer version 6.0.2.0-76 showing black text when launched in headless mode.

Learn about what to do when the camera app of a Dell 16 DC16250 or Dell 16 DC16251 displays a black screen while opening and closing the LCD lid.

This article provides more information about the SupportAssist fingerprint reader diagnostic not detecting the users touch on first attempt.

Learn the steps to use the Secure Boot Default Database (DB) in the BIOS to overwrite the Active DB used to boot the operating system with Secure Boot.

Secure your computer at power on. Learn how to set a System BIOS password to prevent unauthorized start-ups.

The following article provides information about the proper way to insert and remove the USB Type-C connector on Dell laptops and devices. (For example: Docking Stations and Monitors.)

Explore the power of Dell Optimizer - your guide to enhanced performance, AI-driven optimizations, and seamless Windows experiences. Learn more now.

Securely erase data from your device before Trade In or Recycle by following our step-by-step instructions for Windows, Android, and Apple devices.

This process can help resolve problems where the laptop battery discharges quickly or the battery percentage drops suddenly (example: 20% charge to 6% in a short timeframe.)

This article gives information about a scenario where a Dell BIOS update fails when done through Windows Update.

Find out more about how to clean your Dell equipment.

Some newly purchased Dell computers may experience an issue activating Microsoft Office. For customers who have contacted Dell Technical Support and have been approved to be given a replacement key. This article explains how to obtain and use the key to activate your Microsoft Office software.

Some newly purchased Dell computers may experience an issue activating Game Pass. For customers who have contacted Dell Technical Support and have been approved to be given a replacement key. This article explains how to obtain and use the key to activate your entitled Game Pass offer.

Learn how to defrag your hard drive with the disk defragmenter in Windows 11 and Windows 10. Improve performance by reducing fragmentation and speeding up your personal computer.

The Dell Command Suite is the name of our industry-leading Client Systems Management tools.

The following article provides information about the Alienware Command Center (AWCC) installation process once an Alienware peripheral is installed on a Non-Alienware device.

This article helps you prepare to replace customer replaceable parts on your Dell computer. Customer replaceable units are parts that, regardless of service response level, can be easily replaced with minimal effort and simple tools.

The following article provides information about a flicker seen on external monitors connected through the WD19 or WD19S dock. The flicker is seen when the laptop changes power state.

The following article provides information about a reboot error reported on the Dell 16 DC16250 and DC16251 laptops. There is nothing on-screen except for a moving cursor.