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DCSPEEDTEST BLOG

Internet guides, hardware reviews, latency optimization, and speedrun tips for the modern web.

Fix Smart TV WiFi Disconnects: 4 Solutions
Guides

Fix Smart TV WiFi Disconnects: 4 Solutions

Samsung, LG, and Sony TVs are notorious for dropping WiFi. This is a hardware design issue, not a router problem. Here are the 4 fixes ranked by effectiveness, including the USB-Gigabit adapter hack.

By Dalto Cardoso September 30, 2025 • 6 min read
How to Configure QoS Settings for Gaming (The Right Way)
Guides

How to Configure QoS Settings for Gaming (The Right Way)

Most people turn on QoS and actually make their internet slower. If your router has QoS, here is the exact step-by-step mathematical method to configure it to completely eliminate bufferbloat and ping spikes.

By Dalto Cardoso September 24, 2025 • 7 min read
5G Speed Test: C-Band vs mmWave Performance
Guides

5G Speed Test: C-Band vs mmWave Performance

5G mobile speed testing guide: understanding the difference between Low-Band, C-Band, and mmWave 5G, why your mobile speed test results vary so wildly, and tips to force faster 5G speeds.

By Dalto Cardoso September 23, 2025 • 9 min read
How to Spot a Bad Ethernet Cable: Cat5 vs Cat6
Guides

How to Spot a Bad Ethernet Cable: Cat5 vs Cat6

Is your high-speed internet dropping randomly? Learn how to diagnose bad ethernet cables, inspect pins, and spot speed bottlenecks.

By Dalto Cardoso September 10, 2025 • 9 min read