Your British IPTV streams H.265 video, but your older tablet doesn't support H.265 decoding. Your IPTV reseller's British IPTV panel should transcode to H.264. Instead, their IPTV panel sends H.265 and forces your device to software decode, draining your battery and overheating your tablet. The pattern that keeps showing up across British IPTV device performance complaints is this: an IPTV reseller using a cheap IPTV reseller panel has no transcoding at all. A British IPTV reseller with a professional IPTV panel detects device capabilities and transcodes appropriately. A real-world example: a user's tablet became hot and died within 2 hours when streaming British IPTV. His IPTV reseller said "buy a newer tablet." The user tested a different British IPTV service on the same tablet — no overheating, longer battery life. The first IPTV reseller's IPTV panel was sending H.265 to an H.264-only device. That said, ask your British IPTV seller: "Does your IPTV panel transcode H.265 to H.264 for older devices?" A device-aware IPTV reseller will say yes and explain their detection. Quick practical breakdown: a power-efficient IPTV panel negotiates codec support per device. Test on your oldest device during trial. In most cases, the British IPTV reseller whose streams drain your battery has no transcoding; the one whose streams play efficiently has configured their IPTV panel properly. Honestly, I killed two tablet batteries before realizing British IPTV software decoding was the culprit. A IPTV reseller with a transcoding IPTV panel saved my devices and my sanity.