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A spokesperson for the Department for Science , Innovation and Technology (DSIT) has given an update on improvements to Wi-Fi coverage on trains in the UK.

The issue of poor coverage across the rail network has been a topic of discussion for years, with many suffering from the consistently rising fares criticising the poor service they get in return.

Most train Wi-Fi ultimately depends on the broader mobile communications network.

The train's antennae pick up the signal – usually 3G or 4G – from regular masts or base stations near the tracks and connects passengers via routers in carriages.

Establishing a Wi-Fi connection is straightforward on most trains.

However, the actual speed or connectivity to the internet depends on the network signal and how the bandwidth i

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