![Locating the Serial Number, Service Tag and Regulatory Stickers on Dell UltraSharp Monitors | Dell US Locating the Serial Number, Service Tag and Regulatory Stickers on Dell UltraSharp Monitors | Dell US](https://supportkb.dell.com/img/ka02R000000koawQAA/ka02R000000koawQAA_en_US_3.jpeg)
Locating the Serial Number, Service Tag and Regulatory Stickers on Dell UltraSharp Monitors | Dell US
How to know your Dell computer's Monitor size without physical measurement 1. Find its Service Tag from behind of your computer 2. Enter the Service Tag in Dell Product Support site i.e.
![How to enter Service Menu and Built-in Diagnostic Mode on Dell Monitors. Service Menu Explanation - YouTube How to enter Service Menu and Built-in Diagnostic Mode on Dell Monitors. Service Menu Explanation - YouTube](https://i.ytimg.com/vi/tLzM5v_uExQ/maxresdefault.jpg)