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How to Use and Troubleshoot the Inspiron 3521

Table of Contents: The Computer Fails to Start or There is No Video The Computer Stops Responding Microsoft Windows Crashes, Stops, Restarts or a Blue Screen Appears Dell PC Diagnostics Quick Test ... Read more


Dell Help & Support - Application Fails to Launch with 'Failure to Connect to Service' Error Message

Some computers are shipping with an older version of the Dell Help & Support application. When the application is launched, a message stating the application "failed to connect to the service" is ... Read more


How to Troubleshoot Display or Video Issues on Dell Laptop LCD Panel

Run the LCD BIST to See if the Video Distortion Issue is Present Watch the video and scroll down for step-by-step instructions to troubleshoot display or video issues on a Dell laptop. Duration: ... Read more


How to Find and Activate Microsoft Office 2016/2019/365 on your Dell System

Get online support for Microsoft Office 2016/2019/365 installed on your Dell device. Find troubleshooting tip and activation steps for OEM factory installed versions of Microsoft Office. Show all ... Read more


Connecting and Troubleshoot Internet Connectivity Issues on Your Dell Computer

For help with your Wireless, Wired or Mobile Broadband adapter refer to the expanding sections. Select the tab that matches the Operating System that is installed on your computer and then refer ... Read more


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