Rafael Costa

Rafael Costa is the editor and writer at Capital Simples, where he creates easy-to-understand content about technology, digital tools, and online safety. His work focuses on practical solutions, clear explanations, and reliable information that helps readers solve everyday tech problems. Rafael is committed to delivering straightforward, useful content that makes navigating modern technology simpler and more confident.

Why Computers Run Slow After Updates

Updating your computer is essential for security, performance, and new features. However, many users experience slowdowns immediately after installing updates. A previously smooth-running PC may suddenly feel sluggish, with longer boot times, laggy programs, and delayed responses. Understanding why this happens and how to fix it can help maintain both performance and stability. This guide …

How to Improve WiFi Coverage for Smart Devices

In 2026, the average connected household runs 35–50 devices simultaneously. Smart thermostats, leak sensors, 4K security cameras, streaming TVs, voice assistants, and robotic vacuums are all competing for bandwidth on the same wireless network. When devices disconnect or feel “laggy,” most people assume they need a faster internet plan. In reality, speed is rarely the …

How to Improve Windows Boot Speed Easily

Nothing is more frustrating than waiting several minutes for your Windows computer to start. A slow boot not only wastes time but can also indicate underlying system issues. Fortunately, improving Windows boot speed is possible without technical expertise. By optimizing startup programs, managing system settings, cleaning unnecessary files, and maintaining your hardware, you can enjoy …