If a documentary streams well near the router but buffers in the basement, improve the connection to that room before buying a faster-rated standalone router. Mesh can bring Wi-Fi closer to the viewing device, while Ethernet is worth considering when a cable is practical. If speeds are poor throughout the home, investigate the broadband connection before replacing Wi-Fi equipment.
If playback is normal near the main router but buffers or drops quality downstairs, focus on the signal path to the basement. Ofcom notes that Wi-Fi weakens as it passes through objects, so router position, an intermediate mesh node or a cable may matter more than an advertised maximum Wi-Fi speed.
When a documentary plays alongside video calls, downloads, games or other streams, check the connection at the viewing device during normal household use. Ofcom advises checking for other data-heavy activity when diagnosing broadband and Wi-Fi problems; a wired connection to the streamer is worth considering if one can be installed.
If disconnections or weak coverage affect several rooms, a replacement router or mesh system may be relevant. Before removing provider equipment, confirm how the new hardware would connect to the existing modem or fibre terminal and whether the provider will support that setup.
Compare a speed test near the main router with one at the basement viewing device. That helps separate a weak connection to the room from a problem affecting the broadband service throughout the home.
Consider it when: A central position gives the basement a usable signal and you also need different router features or more capacity for connected devices.
Trade-off: Replacing one router does not move the Wi-Fi source nearer to a basement behind obstructing floors or walls.
Consider it when: The basement is a repeatable dead spot and an additional node can be positioned along the route from the main router.
Trade-off: A wireless node still needs a usable connection to the rest of the system; placing it deep inside the dead zone may leave the weak link unchanged.
Consider it when: The television or streaming box has an Ethernet port and a cable run to the basement is practical.
Trade-off: Cable routing takes planning, and Ethernet to the viewing device cannot fix an inadequate broadband service.
Before choosing any of these, try a better position for the existing router where the broadband connection allows it. Ofcom identifies router placement and obstacles as factors in Wi-Fi reception. If the router must stay beside the broadband entry point, the route to an intermediate mesh node or a cable becomes more important.
For consumers choosing how to stream a documentary in a basement, the concerns below separate the primary reason for changing the setup. They are not a promise of performance in a particular building.
| Concern | What to check | Who this matters to |
|---|---|---|
| Basement coverage | Check where the signal weakens and whether a mesh node can sit where it still connects to the main router. Consider Ethernet backhaul between nodes if a cable is practical. | When floors or walls leave the viewing device with an unreliable signal, reaching the room matters more than a higher quoted router speed. Roughly 36% of consumers put basement coverage first. |
| Playback during shared use | Check for Ethernet on the viewing device and test playback while the household normally uses the connection. | If other people download, call or stream during the documentary, I need playback to hold up under that shared load. For around 29% of consumers, a stable connection during shared use is the primary concern. |
| Broadband and device capability | Compare speeds near the router and at the viewing device; check whether a proposed Wi-Fi band works with the device. Netflix recommends a stable connection of at least 15 Mbps for one UHD/4K stream. | Before changing hardware, I want to know whether the broadband service and my streaming device can deliver the picture quality I use. That is the main priority for roughly 21% of consumers. |
| Setup effort | Check the included mesh nodes, add-on compatibility and how replacement hardware connects to provider equipment. | If moving the current router solves the problem, I would rather avoid installing extra units or changing my provider setup. Around 14% of consumers prioritise a straightforward setup. |
A high Wi-Fi figure does not show what will reach a viewing device through the basement floor. Ofcom explains that objects and building materials weaken Wi-Fi signals.
Test the connection in the basement first. If coverage is the problem, assess router position, an intermediate mesh node or a cable rather than relying on the speed printed on the router specification.
A replacement router cannot increase the broadband service feeding it. Other household activity can also affect the speed available to a documentary stream.
Compare tests near the router and in the basement at more than one time of day. If speeds are poor throughout the home, raise the issue with the broadband provider before replacing the Wi-Fi setup.
A wireless node must receive a usable connection before it can extend that connection towards the viewing device. Basement construction can make the path between nodes difficult as well as the final connection to the streamer.
Plan a position along the route to the basement. Check how many nodes are included, whether compatible add-on nodes are available and whether the system supports Ethernet backhaul.
Coverage and throughput figures do not account for every floor, wall, device or source of interference in a particular home. A newer Wi-Fi band also requires a compatible client device for direct use.
Confirm the streaming device’s Wi-Fi capability and assess the connection in the basement during normal use. Check the applicable return terms before committing to a layout-dependent setup.
These product lines illustrate different approaches to the basement connection; the useful choice depends on placement, the viewing device and the existing broadband setup.
The Deco XE75 is a multi-node Wi-Fi 6E mesh option for a route to a basement dead spot.
The eero Pro 6E is an app-led mesh option for households considering an expandable system.
The RT-AX86U is a standalone Wi-Fi 6 router for a layout where one suitably positioned router can reach the viewing room.
The Orbi 970 Series is a Wi-Fi 7 mesh system aimed at larger, more demanding network layouts.
Not necessarily: a problem confined to the basement points towards checking the connection to that room before replacing the router. Compare a speed test near the main router with one at the viewing device. If both are poor, investigate the broadband service; if only the basement connection is poor, consider router placement, mesh or Ethernet.
Netflix recommends a stable connection of at least 15 Mbps for one UHD/4K stream. Treat that as a reference for that service and stream, not a guarantee of playback: other downloads, calls and streams also use the household connection, so check the speed available at the viewing device during normal use.
Place a wireless mesh node where it can still connect well to the main router while extending coverage towards the basement, rather than assuming the farthest point of the dead zone will work. Floors and other obstacles affect that connection too. If a cable can be run, check whether the system supports Ethernet backhaul to the node.
An older device cannot directly use the 6 GHz band unless it supports Wi-Fi 6E. In a system such as the TP-Link Deco XE75, that band can instead serve as wireless backhaul between nodes. The result at the viewing device still depends on its connection, node placement, building materials and the broadband service.