Thursday, November 21, 2024

A+ Articles & Videos

Understanding Firewall Technology

Sample video from the A+ Troubleshooting Techniques LiveLessons product. Describes how firewalls operate and focuses in on the built-in Windows Firewall and basic usage...

Troubleshooting a Windows Service with services/msc

Sample video from the A+ Troubleshooting Techniques LiveLessons product. Demonstrates how to troubleshoot a Windows service using the services.msc console window. You can purchase...

Analyzing the IP configuration with ipconfig

Sample video from the A+ Troubleshooting Techniques LiveLessons product. Shows how to analyze a system issue in the Command Prompt with the ipconfig command....

“Bootmgr is missing” error and solutions

Sample video from the A+ Troubleshooting Techniques LiveLessons product. Shows how to fix the "bootmgr is missing" error. You can purchase the entire product...

How to Reduce the Size of the Winsxs Folder

- Describes the Winsxs folder and demonstrates how to reduce its size using Disk Cleanup and the dism.exe tool. Links: Analyze the Windows Component Store and...

SATA Terminology & Measurement Confusion – Solved

- Dispels some of the confusion surrounding SATA measurements (bits vs. Bytes), and SATA encoding.  

SATA Terminology & Measurement Confusion – Solved

- Dispels some of the confusion surrounding SATA measurements (bits vs. Bytes), and SATA encoding.  

Why is my 500 GB drive displayed in Windows as 465 GB??

- Explains why the Windows displayed hard drive size appears smaller than the hard drive manufacturer's stated size.

Win10 preview installation error 0x0000005D in VirtualBox

Explains why the error code 0x0000005D is received when installing the Windows 10 Technical Preview to VirtualBox.  

Troubleshooting an IP issue with ipconfig (220-802)

Quick answer to an IP question in my inbox. Solution uses ipconfig options. Pass the A+ exams with confidence using my Authorized CompTIA A+ Exam Cram...