Custom Instructions for R161777.EXE: 

Download
1.Click Download Now, to download the file.
2.When the File Download window appears, click Save this program to 
disk (Windows XP users, click Save) and click OK.  The Save In: window 
appears. 
3.From the Save In: field, click the down arrow then click to 
select Desktop and click Save.  The file will download to your desktop.
4.If the Download Complete window appears, click Close.  The file 
name icon appears on your desktop.

Install
1 Exit the Dell WWAN Client Utility by file\exit.
2.Double-click the new icon on the desktop labeled R161777.EXE.  
The Self-Extractor window appears. 
3.Click OK or Continue.
The Self-Extracting Driver Installation window appears and prompts to 
extract files to C:\DELL\DRIVERS\R161777. 
4.Leave all of the default settings and click Unzip or OK.  If the 
directory doesn't exist, you'll be prompted to create one. Click Yes. A 
Self Extractor window appears and indicates C:\DELL\DRIVERS\R161777.EXE files were extracted. 
5. Run the executable in zippack
6. Follow the instructions in GUI.