Dell Pro Keyboard and Mouse KM5221W

Fix common mouse issues like restoring your pointer, why your mouse is not moving, and troubleshooting a slow or unresponsive pointer.

See the Suggested Quick Fixes for a desktop or laptop keyboard not working and the keyboard troubleshooting sections for help with resolving your keyboard issues.

Check your warranty status, renewing your warranty, transferring ownership, international warranty support, expired warranty support or register your Dell product.

Manage Dell monitors, keyboards, mice, webcams, pens & audio devices on Windows 11/10 with Dell Display & Peripheral Manager.

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 roll back a device driver to a previous version on Dell computers running Windows. Restore stability by following these simple steps to resolve driver conflicts or issues after an update.

This article provides information about how to download Dell drivers from the Dell.com/support website for your Dell computer.

This article provides general information about Dell keyboards and mouses.

Learn about how to locate the Dell Pro Keyboard and Mouse KM5221W USB dongle by following these step-by-step instructions.

Pairing Dell Bluetooth keyboard and mouse have connect buttons.

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.

Learn about a problem with the Dell Pro Keyboard and Mouse KM5221W when using on some Inspiron AIO, Dell AIO EC, and XPS desktops.

This article describes what to do when keys in the Dell Pro Keyboard and Mouse KM5221W keyboard start to repeat by themselves.

The following article provides information about a problem with the Dell Pro Keyboard and Mouse (KM5221W). The keyboard and mouse do not work and reports a dongle mismatch.

Your complete guide to understanding Dell warranty coverage for non-bundled peripherals. Detailed terms for all accessories & peripherals.

This article provides clarification about Dell Wireless Keyboard caps lock or number lock LED lighting behaviors.

This article covers how to download and install CyberLink PowerDirector and PhotoDirector through Dell Digital Delivery.

Learn how to find and check your laptop or tablet model with our guide. Identifying the product allows you to get model-specific support such as drivers, manuals, and specifications.

The Dell Peripheral Manager application has been replaced by the Dell Display and Peripheral Manager for Windows. See the End of Security Support Period table for details on when security support for this application ends. Below, you will find information about how to continue using and troubleshooting Dell Peripheral Manager version 1.7 and earlier.

This article provides information about how to return service parts to Dell in the United States Region only.

The following article provides information about an issue with the Dell Pro Keyboard and Mouse KM5221W. The keyboard and mouse stop working or are not detected after the Dell Peripheral Manager incorrectly update its firmware (FW).

Find out more about how to clean your Dell equipment.

The following article provides information about the correct way to use the USB wireless receiver with a Dell wireless keyboard and mouse combo.

Learn how to use multimedia and function keys on Dell external keyboards, including primary and secondary key functions, swapping modes, BIOS access, and Windows shortcuts.

The following article provides information about the Dell Pro Plus Keyboard KB700 and Dell Pro Keyboard and Mouse KM5221W external keyboards. They cannot use hotkey (sleep action) set by Dell Peripheral Manager application to enter Modern Standby.

Unlock the full potential of the Dell Pro Keyboard and Mouse KM5221W with our usage and troubleshooting guide. Learn setup, features, and solutions to common issues.

The following article provides information about what to do when the mouse displays a low battery message. This is where the mouse from the Dell Pro Keyboard and Mouse KM5221W has a charged battery.