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Learn more about the use and features of the Dell Pro Single Monitor Arm MSA20.
Updated: July 03, 2026
ID: 000152981
This article provides information about integrated self-test (BIST, also called built-in diagnostics, or BID) and self-test feature check (STFC) diagnostic tests available on Dell monitors. Learn how to run a diagnostic test to diagnose hardware issues with Dell monitors.
Updated: June 12, 2026
ID: 000124390
Learn about dealing with an uneven Dell monitor.
Updated: October 15, 2026
ID: 000200180
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.
Updated: October 12, 2026
ID: 000126004
Learn how to find your Dell computer model number or Service Tag using SupportAssist, Windows, BIOS/UEFI, the device label, or the original box.
Updated: October 09, 2026
ID: 000124353
Learn how to report a lost or stolen Dell laptop or desktop, including necessary details. Follow our guide for timely action and how to contact Dell Support.
Updated: October 09, 2026
ID: 000129627
Learn how to stop a Dell computer from going to sleep, change sleep settings, wake a computer from sleep, and fix power saving mode issues.
Updated: October 02, 2026
ID: 000130380
Check your warranty status, renewing your warranty, transferring ownership, international warranty support, expired warranty support or register your Dell product.
Updated: September 30, 2026
ID: 000132024
Manage Dell monitors, keyboards, mice, webcams, pens & audio devices on Windows 11/10 with Dell Display & Peripheral Manager.
Updated: September 24, 2026
ID: 000287285
Learn how to fix multiple monitor problems when Windows does not recognize the additional displays by checking connections, display settings, graphics drivers, monitor inputs, and hardware.
Updated: September 17, 2026
ID: 000132851
Learn how to update your Dell monitor firmware using the Dell Display and Peripheral Manager app on Windows or Mac, or manually with a downloaded package. Step-by-step instructions included.
Updated: September 10, 2026
ID: 000131809
This article provides information about screen flicker on Dell monitors when using third-party virtual display software.
Updated: September 08, 2026
ID: 000492826
Download Dell and Alienware monitor drivers, software, and manuals. Compare DDPM, Color Management, PremierColor, and more, with install steps.
Updated: September 03, 2026
ID: 000132361
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.
Updated: August 21, 2026
ID: 000024883
Fix your Dell monitor power issues in minutes. Simple step-by-step solutions for monitors that won't turn on or have no power light.
Updated: August 19, 2026
ID: 000132245
Choosing between daisy chain and docking? Fixing blurry mixed-resolution monitors? Get advanced multi-monitor setup guidance beyond the basics.
Updated: July 20, 2026
ID: 000134286
Learn about the different types of video cables including USB-C, HDMI, DisplayPort, DVI, and VGA. Find out which ones work best with your monitor's resolution for the clearest picture quality.
Updated: July 20, 2026
ID: 000143545
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.
Updated: July 07, 2026
ID: 000125347
Looking to register, update, change or transfer ownership and warranty information of your Dell computer? This article shows you how.
Updated: June 10, 2026
ID: 000125103
Configure the On-Screen Display (OSD) settings on the Dell LCD display to achieve maximum resolution using a DisplayPort connection.
Updated: June 03, 2026
ID: 000129296
This article describes what items to include when returning a replacement Dell monitor under warranty.
Updated: May 29, 2026
ID: 000140860
Learn how to resolve a Dell monitor firmware update error of "The selected firmware is not for this monitor" with macOS Tahoe.
Updated: May 24, 2026
ID: 000394689
Information about connecting daisy-chained monitors to MacBook Pros that have Intel chipsets.
Updated: May 18, 2026
ID: 000215043
This article provides for information about PCI Express Graphics (PEG) Mode may prevent hot-plugging DP or HDMI over Type-C Ports on extended monitors.
Updated: May 13, 2026
ID: 000195782
Monitor display intermittently flickers, V-line issue, or resolution is blurry.
Updated: May 11, 2026
ID: 000189848
This article describes an issue where the display USB hub fails to work properly after lane switching from high data speed to high resolution.
Updated: May 10, 2026
ID: 000188006
You can secure your Dell desktop, laptop, docking stations or monitors with a cable, using the security slot.
Updated: May 07, 2026
ID: 000179489
Resolve issues with non-working USB ports on your Dell flat-panel monitor. Follow these steps to troubleshoot and fix USB connectivity problems efficiently.
Updated: April 28, 2026
ID: 000147086
This article provides information about how to connect a monitor or projector to a Dell desktop, all-in-one, or laptop. Learn about the different types of video connectors, configure video settings and helpful links to troubleshooting guides.
Updated: April 19, 2026
ID: 000132424
This article provides advanced troubleshooting steps for resolving desktop display issues when common fixes fail. When the common fixes do not resolve the issue, use this guide for detailed troubleshooting steps to help resolve your desktop’s display problems.
Updated: April 19, 2026
ID: 000132354
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.
Updated: April 19, 2026
ID: 000129450
Resolve no video issues with HDMI to DisplayPort adapters. Learn about active and passive options, ensuring compatibility with Dell computers.
Updated: April 19, 2026
ID: 000125170
Learn how to match monitor colors and achieve video uniformity with step-by-step guides on adjusting color temperature settings. Enhance your viewing experience!
Updated: April 19, 2026
ID: 000124520
Learn how you can fix the issue of extra or "ghost" monitors showing up in your Windows Display Settings.
Updated: April 18, 2026
ID: 000108307
Follow the steps below to use your mobile device to scan the Service Tag QR code or Barcode on your Dell device. The Service Tag is the best way to access specific information about your Dell device.
Updated: March 19, 2026
ID: 000130977
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.
Updated: February 06, 2026
ID: 000123347
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.
Updated: January 27, 2026
ID: 000183911
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.
Updated: January 27, 2026
ID: 000139419
Find out more about how to clean your Dell equipment.
Updated: July 18, 2025
ID: 000133659
Dell Display Manager 1.5 remediation is available for Permissions vulnerability that may be exploited by malicious users to compromise the affected systems.
Updated: December 20, 2022
ID: 000206359