ModemGuides BlogGuides for people who would rather own their hardware than rent it.
Page 8 of 10
Modem and router guides, Wi-Fi fixes, setup walkthroughs, and the buy-versus-rent math for every major ISP.
236 articles
Troubleshooting
A complete troubleshooting guide covering the most common TP-Link Archer and Deco mesh problems, including internet connection failures, frequent reboots, slow speeds, firmware issues, and mesh node disconnects.
Troubleshooting
The Netgear Nighthawk is one of the most popular router lines on the market, but it is also one of the most troubleshooted. This guide walks you through every common Nighthawk issue and how to fix it, from random Wi-Fi drops to...
Troubleshooting
If your internet keeps dropping out, the problem is usually your modem, your router, or the cabling between them. This guide walks you through how to diagnose the issue, check your modem signal levels, fix Wi-Fi interference, and troubleshoot the most common...
Troubleshooting
Your eero mesh system keeps dropping offline, and the usual reboot is not cutting it. This guide covers the most common causes and walks you through 8 proven fixes to restore a stable connection.
Troubleshooting
If your Google Nest WiFi mesh point keeps going offline while the main router stays connected, this guide covers every proven fix from power cycling to factory resets, IPv6 toggles, and double NAT solutions.
Troubleshooting
If your TP-Link Deco mesh system keeps losing internet, random Wi-Fi drops and red LED lights are likely caused by double NAT, weak backhaul, or feature conflicts. This step-by-step guide covers the 10 most effective fixes to stabilize your Deco network.
Wi-Fi
Your Netgear router shows a Wi-Fi connection but has no internet access. Walk through seven proven troubleshooting steps, from a proper power cycle to a factory reset, to get back online in minutes.
Troubleshooting
Learn how to fix a TP-Link router that keeps disconnecting from WiFi. This guide covers the most common causes and walks through 8 proven troubleshooting steps to restore a stable wireless connection.
Troubleshooting
A complete guide to every LED on Netgear cable modems — Power, Downstream, Upstream, Online, Ethernet, Multi-Gig, and Telephone — covering what each color and pattern means, model-specific differences, and how to fix issues when something looks wrong.
From the ModemGuides store
Your ISP bills you every month for hardware you never own. Every unit in our store is professionally refurbished, hand tested in the US, and backed by our 90-day warranty.
Shop by provider
XfinitySpectrumCoxCenturyLinkBrightspeedVerizon FiosOptimumMediacom
Shop refurbished gearBest sellersSee all
GreenWave C4000LG CenturyLink WiFi 6 Single Line xDSL Modem RouterCenturyLink, Brightspeed
Verizon Fios G3100 Router | Tri-Band WiFi 6, MoCA 2.5Verizon Fios
Actiontec C3000A CenturyLink DSL Modem Router | Bonded VDSL2CenturyLink, Brightspeed
Refurbished ARRIS DG3450 Modem Router Combo, Spectrum ApprovedSpectrum, TDS
Troubleshooting
DOCSIS 4.0 is officially here, bringing symmetrical multi-gigabit speeds to cable internet for the first time. While fiber remains the gold standard, this massive upgrade to existing coaxial networks supports up to 10 Gbps down and 6 Gbps up. From Comcast’s latest...
DOCSIS 3.1
While standard DOCSIS 3.1 isn't natively symmetrical, mid-split and high-split upgrades are changing the game for cable internet. Learn how to unlock upload speeds up to 500+ Mbps by choosing the right ISP-certified modem and understanding your local network's capabilities.
Wi-Fi
WiFi 7 delivers up to 2.4x faster speeds and significantly lower latency than WiFi 6E. But do you actually need it? We break down the real-world differences so you can decide if it's time to upgrade your router.
Wi-Fi
Wi-Fi 7 routers are finally affordable, but do you actually need one? With the 2026 networking landscape matured, we break down the real-world benefits of Multi-Link Operation (MLO) for gamers, businesses, and home offices to help you decide if it’s time to...
Review
Wi-Fi 7 is officially ready for the mainstream. Discover our top 10 tested and ranked Wi-Fi 7 routers for 2026, featuring the best options for gamers, power users, and budget-conscious shoppers looking to unlock faster speeds, lower latency, and reliable multi-link operation...
Canceling your Xfinity internet or TV doesn't have to be a headache. Whether you are moving, switching to fiber, or cutting the cord, use this comprehensive guide to navigate Xfinity's customer retention department, avoid early termination fees, and properly return your rented...
If your Mediacom connection feels laggy during video calls or gaming despite fast plan speeds, bufferbloat is likely the cause. Here's how to test for it, fix it, and which routers with CAKE or FQ-CoDel AQM actually deliver results.
If your Sparklight or Breezeline internet keeps dropping or feels unreliable despite good signal levels, the culprit may be a documented hardware flaw in your modem's chipset. This guide explains the Intel Puma 6 and Puma 7 defect, which modems are affected,...
Review
The FCC's foreign-router ban and an AI-driven memory shortage reshaped business networking in 2026. Here are the ten routers worth buying now, what each one costs to run, and which brands still have a path to new models.
Review
Thinking about buying a Ring camera? Stop. Before you install one, you need to know about the "warrantless access" loophole that allows law enforcement to view your cloud footage without your permission. In this 2026 guide, we compare Ring vs. Eufy to...
Privacy
Recent controversies, from the dystopian "Search Party" Super Bowl ad to the "residual data" used in the Nancy Guthrie investigation, have shattered the illusion of privacy. We examine why the "Off" button on your Ring camera might be a lie and review...
Review
Stop paying Cox’s monthly modem rental fees and take control of your home internet performance in 2026. This guide covers the best Cox-compatible DOCSIS 3.1 modems, explains how to choose the right model for your speed tier, and walks you through easy...
Gaming
Is the Intel Puma 7 chipset safe to buy, or does it suffer from the same latency spikes as the Puma 6? We break down the test results, the "bad modem" list, and the best Broadcom alternatives.
When you turn on a VPN, you are not removing the middleman. You are replacing your ISP with a company you picked. Here is what each one can see, the no-logs promises that fell apart, and how to tell a verified provider...
Your ISP's rental gateway is more than just a modem—it is a backdoor into your digital home. From stopping internal network mapping to blocking remote access protocols like TR-069, discover the four critical privacy reasons why you should return that rental box...