Separate delivery latency from interruptions
A programme can play smoothly while arriving later than the original event. Apple’s Low-Latency HLS material addresses reducing delivery delay through changes in how media becomes available and how clients obtain it. This is not the same observation as repeated stalls. Note which problem you are trying to describe before changing settings that trade one viewing characteristic against another.
Understand the role of partial segments
The primary developer documentation describes smaller partial segments and related playlist-delivery mechanisms. This reduces the need to wait for a complete conventional segment before certain media is made available. It is a coordinated publishing and delivery design, not a new subscription label. A generic HLS address does not establish that the particular source and player support every low-latency mechanism.
Keep the complete path in scope
A local application option cannot by itself change how the upstream source publishes media or how the distribution system delivers it. Follow the legitimate provider and player documentation for a supported configuration. Do not edit private endpoints or append guessed parameters in an attempt to force a feature. Record the actual application and source description when asking whether low-latency operation is supported.
Use observed measurements honestly
If comparing delays, record how the reference and playback times were observed and keep the devices and event consistent. A casual comparison across different broadcasts does not isolate the delivery method. The technology description does not provide a measured latency for UK IPTV, guarantee zero delay or prove that the smallest possible buffer is the best practical choice on every connection.
Questions, answered
Will setting a player buffer to its minimum activate Low-Latency HLS?
That setting cannot supply missing source-side publishing or delivery support. Use the documented end-to-end configuration and distinguish smooth delayed playback from repeated interruptions.