Because Chromebooks lack "Function" keys (F1-F12) and a "Windows" key, a remapping utility is recommended to make the top-row keys (back, refresh, brightness) work like standard PC keys. Step-by-Step Installation Guide
Standard Windows drivers usually won't work for Chromebook trackpads. You will often need to download a specialized driver from community sources like CoolStar.org . dell chromebook 11 windows 10 drivers
If you visit the official Dell Support site , you will find that there are typically no Windows 10 drivers listed for download. This is because Dell only provides official support for ChromeOS on these specific models. Because Chromebooks lack "Function" keys (F1-F12) and a