How often should I replace my router?

Short Answer: Every 3-5 years

Keywords:
router, updates, security, network, devices

Key Takeaway:
Wi-Fi speeds keep improving, and newer devices like laptops or tablets can often support faster speeds than your older router.

Category Insights:
SECURITY — Security best practices include strong passwords, MFA, and regular patching.

How Often Should You Replace Your Router?

Most people don’t think about their router until the Wi‑Fi starts acting up, but these devices don’t last forever. A good rule of thumb is to replace your router every three to five years. Over time, routers become slower, less secure, and unable to keep up with newer devices. If your Wi‑Fi feels weak or unreliable, your router may be the reason.

Reason #1: Wi‑Fi Technology Keeps Improving

Wi‑Fi standards continue to advance, and each new generation brings better speed, range, and stability. Today, Wi‑Fi 6 and Wi‑Fi 6E are common, and Wi‑Fi 7 is beginning to appear. These newer routers can handle more devices at once and provide stronger signals throughout your home. Older routers simply weren’t designed for the way we use the internet today, especially with streaming, video calls, and smart home devices becoming so common.

Reason #2: Old Routers Stop Getting Security Updates

Routers need software updates just like phones and computers. These updates fix security problems and help protect your home network from new threats. Many people never check their router’s update page, but it’s worth doing every six months. If your router no longer receives updates, it becomes a security risk. Some older models even appear on public lists of devices with known vulnerabilities. When a manufacturer stops supporting a router, it’s time to replace it, even if it still seems to work.

Reason #3: Some Router Brands Have Security Concerns

Certain router brands have faced government warnings or investigations related to data privacy and security. For example, TP‑Link has been mentioned in U.S. supply‑chain advisories due to concerns about foreign‑made networking equipment. While not every model is unsafe, many experts suggest choosing a brand with a stronger security record. If your internet provider gave you a router and you’re unsure who made it, replacing it with a trusted brand can give you more peace of mind.

Reason #4: New Routers Offer Helpful Features

Modern routers come with features that make your home network safer and easier to manage. Many newer models support guest networks, which let visitors connect without accessing your personal devices. Some routers also allow you to separate smart home gadgets—like cameras, TVs, and doorbells—from your main computers and phones. This separation can help protect your information if one device is compromised. Automatic security updates are becoming more common as well, which reduces the amount of maintenance you need to do.

Reason #5: Older Routers Struggle With Signal Competition

Many older routers only use the 2.4GHz band, which is crowded because so many devices rely on it. Everything from your neighbors’ Wi‑Fi to microwaves and baby monitors can interfere with this band. Newer routers use the 5GHz and 6GHz bands, which are faster and far less congested, leading to better speeds, fewer drop‑outs, and smoother streaming or gaming. If your Wi‑Fi slows down during busy hours, your router may be the bottleneck.

If you want a simple explanation of the different Wi‑Fi bands and what they mean, you can read Blog Post #86, which breaks down Wi‑Fi standards in plain English: Wi‑Fi Standards, Speeds, Frequencies & Coverage Ranges

Bottom Line

If your router is more than three to five years old, or if you’re dealing with slow speeds, weak signal, or security concerns, upgrading is a smart move. A new router can give you faster Wi‑Fi, better security, and a stronger signal throughout your home. It’s one of the simplest ways to improve your internet experience.