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McCreaTech
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McCreaTech Relaunch: From Studying IT to Living It
Over the past year, my relationship with IT has changed. Before, I was studying for the CompTIA A+ exam - learning concepts, memorizing terms, trying to make everything stick. No, I'm working in a real IT environment. I'm touching systems, troubleshooting real issues, and seeing how everything actually connects. And I realized this: A lot of what I studied didn't stick as second-nature, like knowing the five positions in basketball or knowing that McDonald's has a value meal,
Randon McCrea
3 hours ago1 min read


Passkeys Are Growing Up: Apple Makes Them Easier to Use Across Devices
Let's Unjargon the concept of passkeys! You're not alone if you've ever gotten locked out of a website because you lost your device or...
Randon McCrea
Jun 18, 20252 min read
Question of the Day (A+ Style)
You’re in Starbucks. Your laptop has connected here before, but today it won’t. What’s your move? A. Ask the barista for the router...
Randon McCrea
May 1, 20251 min read
What Is Wireshark Actually Showing Me? A Super Plain and Simple (SPS) Breakdown for Beginners
If you're like me, studying for the CompTIA A+ exam, or just trying to make sense of all of the IT tools out there, you might have...
Randon McCrea
Apr 30, 20253 min read


Understanding GPT Model Versions and Capabilities: A McCreaTech Guide
When you’re using tools powered by OpenAI’s GPT models—whether for writing, research, tech support, or creative brainstorming—it really...
Randon McCrea
Mar 29, 20254 min read


Memory Lanes: Navigating DDR3, DDR4, and DDR5
When it comes to computers, RAM (Random Access Memory) plays a crucial role in determining how smoothly your system runs. Think of RAM as...
Randon McCrea
Mar 18, 20252 min read


Troubleshooting RAM: A Hands-On Lesson in Memory and Performance
When studying for the CompTIA A+ 1101/1102 exams, it's one thing to read about RAM (Random Access Memory) in a textbook and another...
Randon McCrea
Mar 17, 20253 min read


Mastering Keyboards for the CompTIA A+ Exam: Types, Troubleshooting, and Hands-On Maintenance
Keyboards are a crucial input device, and understanding their types, troubleshooting steps, and maintenance is essential for both IT...
Randon McCrea
Feb 26, 20253 min read


Mastering Laptop Battery Care: The Ultimate IT Guide
Laptop batteries are the lifeblood of mobile computing. Whether you’re a tech enthusiast, an IT support specialist, or preparing for the...
Randon McCrea
Feb 22, 20253 min read


Mastering Wireless Troubleshooting: Diagnosing and Fixing Wi-Fi Issues Like a Pro
Wi-Fi issues can be incredibly frustrating, especially when everything seems to be working… until it’s not. When your internet connection...
Randon McCrea
Feb 21, 20253 min read


Unveiling the Journey: My Unconventional Path to Preparing for the CompTIA A+ Exam (1101/1102)
Preparing for the CompTIA A+ Exam (1101/1102) can be an intimidating journey, particularly for those venturing into the IT field. This...
Randon McCrea
Feb 20, 20257 min read


Breaking Into IT: My Journey Begins 🚀
Hey there! I'm Marcus (Randon McCrea), and I'm on a mission to break into the IT industry and master technology. Whether you're a career...
Randon McCrea
Feb 19, 20251 min read


Tracking My IT Skills & Tools: Building a System for Growth
Why Tracking Your IT Skills Matters When breaking into IT, it's easy to feel overwhelmed by everything there is to learn. Certifications,...
Randon McCrea
Feb 19, 20252 min read


Mastering IT Troubleshooting: How I Approach A+ Exam Scenarios
Troubleshooting is the backbone of IT. Whether you’re diagnosing a slow computer, fixing a faulty connection, or resolving boot errors,...
Randon McCrea
Feb 19, 20254 min read
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