Plan against your worst minute, not your average one. A 4K feed asks for roughly 15-25 Mbps sustained and about 7 GB an hour; 1080p asks roughly 5-8 Mbps and about 3 GB an hour. HEVC gets you the same picture at close to half the bitrate of H.264, so a modern feed sits lower in those ranges. Now add the rest of the household at 8pm, plus whatever backup or update job runs unattended, and you can see why a line that looks generous on paper runs tight in practice. Prevention means holding a margin above the peak, not matching the number in a specification.

1. 14K: ~15-25 Mbps, ~7 GB per hour
2. 21080p: ~5-8 Mbps, ~3 GB per hour
3. 3HEVC needs about half of what H.264 needs

Four, and they are all one-time jobs. Wire the main viewing device, because Ethernet removes retransmits and jitter rather than just adding speed. Pin any wireless device to the 5 GHz band so band steering cannot quietly move it to a crowded 2.4 GHz radio mid-evening. Set the player buffer to none or minimum, so a recovering stream comes back quickly instead of refilling a deep queue. Point the device at a public DNS resolver such as 1.1.1.1 or 8.8.8.8. Do those four once and the everyday causes of stalling are largely off the table before they occur.

Live sport is the moment people judge a service, and it is also the moment with the least room for improvisation. Open the exact channel twenty minutes early and let it run for five unattended minutes. Confirm which quality entry you are on and locate the lower-bitrate alternative in advance, so switching takes seconds rather than a search. Keep a second player app installed and already configured with the same line, because a player fault at 8pm is otherwise unrecoverable. If anything stutters during the rehearsal, you still have time to wire the device or move to the backup app before the moment arrives.

Ask for numbers, not adjectives. What uptime does it publish, and in minutes rather than a marketing percentage anyone can print? Ours is 99.99%, which is about 53 minutes of downtime a year. How many simultaneous connections does the plan allow, since a household running three screens on a single connection will hit a limit that looks exactly like buffering? Is there a trial, and can you get a refund in normal money? Named warning signs are worth knowing: crypto-only payment, refunds paid out as gift cards, and any service that refuses to sell a short trial at all.

1. 1A published uptime figure you can measure against
2. 2A connection count that matches your household
3. 3A short trial and a refund in normal money

Buying more speed is the usual first move and it rarely helps, because buffering is a timing failure rather than a shortage of throughput; a line at 300 Mbps freezes just as readily on a stalled segment as one at 80 Mbps. Running a VPN as standing protection adds a hop and overhead unless your ISP is demonstrably shaping streaming traffic. Setting the buffer as large as the app allows feels cautious and mostly slows recovery. And repeated speed tests measure the wrong thing entirely. Spend the effort on wiring, list size and a rehearsal, which act on causes rather than on reassurance.