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Windows Troubleshooting

A lot of Beepen and Tooten But No Booten?
You start your computer and all you get is a blank screen and some beeping noise. The reason your computer is beeping is because it has a serious problem that prevents it from communicating via its standard output, the screen. More ...

Windows 10 Built-in Troubleshooters
Each of the troubleshooters included with Windows 10 launches an interactive problem-solving tool that steps you through diagnosis and resolution of common problems. More ...

Buffer Underrun and Overrun Scenarios
This is not a how-to article about fixing buffer underrun and buffer overrun errors, but a basic description of what a buffer is, why we need buffers, and what causes buffer underrun and buffer overrun. More ...

How To Fix AppHelp DLL Errors On Your PC
Apphelp.dll is a file used by Windows to help load up a series of important program-specific functions for your system. Although this file is highly important, it's continually causing a large number of errors which need to be repaired by using the tutorial on this page. More ...

How to Fix Mshtml.dll Error
Mshtml.dll enables browsers to analyze and use HTML and Cascading Style Sheets. So, when browsers fail to find that file, they end up crashing. Here's how to fix Mshtml.dll errors. More ...

How to Resolve Windows 7 BOOTMGR Missing Error
BOOTMGR is missing error occurs when Windows is corrupted Windows or it is trying to boot from a wrongly configured or improperly connected hard drive. More ...

A Required DLL Was Not Found
I would guess that thousands of Microsoft Windows users receive the message A required DLL was not found every time they start Windows. They simply click the OK button each time to cancel the message. More ...

Fix Windows 7 Boot Errors
Are you encountering Windows 7 boot errors. This article we will show you how to fix Windows 7 boot error and enhance the functionality of the entire boot process. More ...

How to Replace a Broken Dell Latitude E5520 Laptop Screen
Replacing a damaged LCD screen is easy. This step-by-step guide will show you how to remove and replace the screen of a Dell E5520. However, most laptops are similar. More ...

Video - Dell Display Inverter Replacement Tutorial
A circuit board inside the laptop called the inverter circuit takes the lower DC voltage from the laptop battery and converts it to a higher AC to voltage the fluorescent back light. It's common for these inverter circuits to fail. This video shows you step-by-step how to disassemble the LCD display and replace that inverter circuit board. More ...

Troubleshooting Broadband Cable Modem Problems
If you've been accessing the Internet through a broadband cable modem but now you can't connect, this guide provides some troubleshooting tips. More ...

How to Resolve Cable, DSL, and Dialup Modem Problems
When it comes to diagnosing the modem and any other computer problem, always start with the most obvious first. Modem problems may be repaired as fast as re-booting the computer or can be as complex as resolving hardware conflicts. More ...