Information current as of 08/26/2026.
Place the router as close to the center of the house as practical, in an open location above the floor. In a two-story house, avoid hiding it in a cabinet, placing it in a corner or near an exterior wall, or positioning it behind thick walls and large obstructions. If coverage remains weak, use an extender or mesh point where the router’s signal is still strong—roughly between the router and the weak area—rather than at the farthest dead spot. If wired devices are also unstable, moving the router may not solve the problem because the modem, router, or internet connection may need troubleshooting.
Start by separating weak Wi-Fi from a slow internet connection
If only Wi-Fi devices are unstable while a wired connection remains stable, prioritize the wireless environment and router placement. If wired devices are also unstable, investigate the modem, router, and internet connection instead of assuming that a new location will resolve the issue.
Best router placement in a two-story house
Choose a location near the center of the home, as high above the floor as practical, and in the open. For a two-story layout, this usually means favoring a central position that reduces the number of walls between the router and the areas that need coverage, rather than placing it at one end of the house. The exact best location depends on the home’s layout and construction, so treat this as a starting point rather than a guarantee of equal coverage on both floors.
Locations and obstacles to avoid
Do not place the router inside a cabinet, in a room corner, close to an exterior wall, on the floor, or near thick walls when a more open position is available. Multiple walls—especially thick concrete walls—can substantially weaken the signal as it travels between floors or rooms. Household devices such as microwaves, Bluetooth equipment, and refrigerators, along with nearby Wi-Fi networks, can also contribute to unstable wireless connections.
When an extender or mesh point is the better next step
If relocating the router does not provide adequate coverage, place an extender roughly halfway between the router and the weak area, where the router’s signal is still sufficiently strong. Avoid putting it on the floor, in a corner, or inside the dead zone itself. With mesh Wi-Fi, the connection between the main router and the added point matters as much as the signal reaching the client device; a weak mesh link can reduce reliability and become a speed bottleneck.
A practical order for testing changes
First move the router to a central, elevated, open position. Next remove nearby obstructions and sources of possible interference where practical. Then check whether the affected devices improve and compare the result with a wired connection. If the wireless issue persists despite a strong router location, consider an extender or mesh point placed where it can maintain a strong link to the router. If wired service is also unreliable, shift the investigation to the modem, router, and internet connection.