GoKawiilSecurity agencies urge regular router reboots to clear cache and block malware
Router manufacturers and security experts note that routers, as small computers, accumulate memory buildup and temporary files that degrade performance over time. Restarting a router clears this cache, refreshes connections with your modem and internet provider, forces a rescan of less congested Wi-Fi channels, and disrupts malware or lingering connections attackers could exploit. This differs from a factory reset, which erases all saved settings including network name and password.
GoKawiil's interpretation of the reporting above, not reported fact.
Both the FBI and NSA recommend routine router reboots as a basic cybersecurity hygiene practice, since routers are often overlooked entry points for malware and network intrusions. Simple habits like this can meaningfully reduce vulnerability without requiring technical expertise or new hardware.
- Rebooting clears memory, refreshes connections, and can improve Wi-Fi speed by finding less crowded channels.
- A reboot preserves settings, unlike a factory reset which wipes everything back to defaults.
- The NSA suggests weekly reboots for routers and other networked devices as a security measure.
TP-Link Kasa Smart Wi-Fi Plug Mini — Plug your router into a smart plug and you can schedule an automatic reboot, so you never have to remember to unplug it yourself. It's a simple way to keep the memory cleared and connections fresh, exactly as the article recommends, and you can also power-cycle it from your phone when Wi-Fi acts up.
See TP-Link Kasa Smart Wi-Fi Plug Mini on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: engadget.com — Gabriela Vătu, 2026-09-05
Published there as: “Why it's important to regularly restart your router”
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