To install your Dell 24" wide screen monitor model ST2421Lb, you will need to first download the necessary drivers and software for your monitor. You can typically find these on the Dell support website. Here are the steps to follow to download and install the drivers and software for your monitor:
1. Go to the Dell support website (
https://www.dell.com/support/home)
2. In the search box, type in the model number of your monitor (ST2421Lb) and hit enter
3. On the next page, click on the "Drivers & Downloads" tab
4. Under the "Operating System" drop-down menu, select the version of Windows that you are using
5. Click on the "Apply" button to filter the available downloads
6. Click on the "Monitor" category and then find the driver and software downloads for your monitor
7. Download the driver and software and save it to your computer
8. Once the download is complete, double-click on the downloaded file to begin the installation process
9. Follow the on-screen instructions to install the driver and software for your monitor
If you need further assistance with the installation, you can refer to the owner's manual for your monitor, which should contain detailed instructions on how to set up and install your monitor. You can typically find the owner's manual on the Dell support website, under the "Manuals" tab for your monitor. Alternatively, you can also contact Dell support for assistance with the installation.