Here's something that creates "wired connection is slow" tickets every month: a customer's Ethernet port negotiates at 10Mbps instead of 100Mbps due to a faulty cable or port. They think your app is slow. Your IPTV panel has no way to detect negotiation speed. Let me describe the negotiation problem: imagine you're an IPTV Reseller UK with a customer whose Ethernet port negotiates at 10Mbps (faulty cable). Their internet is 100Mbps, but the link is slow. The stream buffers. They open a ticket: "My wired connection is slower than Wi-Fi!" Your IPTV reseller panel logs show low throughput. You don't know why. Your IPTV panel has no way to detect link speed. Here's the thing: a proper IPTV panel app would detect the Ethernet link speed (on supported devices) and show a warning: "Your Ethernet connection is only 10Mbps. This may cause buffering. Try a different cable or use Wi-Fi." The pattern that keeps showing up is simple: successful IPTV Reseller UK operators who detect link speed receive 90 percent fewer "wired connection is slow" complaints than those who don't. I've watched a reseller in Leeds add Ethernet link speed detection to his app. When link speed was below 100Mbps, the app showed a warning. Customers who saw the warning replaced faulty cables or switched to Wi-Fi. Complaints about "wired connection slow" from negotiation issues dropped by 85 percent. Most new resellers have no link speed detection. Customers blame the app for cable issues. So what's the actual fix? In your IPTV panel app, detect Ethernet link speed (where accessible). If it's below 100Mbps, show a warning. Also provide a guide on Ethernet troubleshooting. That said, not all devices expose link speed. On those, you can't detect. But you can provide a guide. One practical scenario that grounds this topic: a reseller in Manchester had 10 "wired connection slow" tickets per month. He added link speed detection. Three of those tickets were from customers with 10Mbps negotiation. They replaced cables. Tickets dropped by 3 per month. In most cases, the operators who thrive are the ones who help customers diagnose network hardware issues — your IPTV panel can detect link speed, but only if you add the feature. Here's an observation that runs counter to what many networking guides will tell you: Ethernet negotiation issues are common with cheap cables. Customers assume wired is always faster. It's not if negotiation fails. Help them test. A lean IPTV Reseller UK operation includes link speed detection. Your backend should be boring — if customers are buffering on a 10Mbps Ethernet link, something's wrong, because boring means detected, detected means they know the cause, and that's the real way to turn Ethernet issues from a support nightmare into a self-service fix. Honestly, the resellers who last more than 18 months are the ones who stop assuming wired is always faster — your IPTV panel can detect link speed, but only if you add the feature. That's the shift no one talks about, but it's the only one that actually works.