For seru test You can visit
22 Mock Test Complete Package

https://seruonlinetest.co.uk

Applicants for a PHV driver's licence who apply on or after 1 April 2023

Anyone who applies for a new PHV driver's licence on or after 1 April 2023 will be required to take and pass both the English language speaking and listening test and SERU assessment before they can be licensed

The speaking and listening test consists of a 1520 minute conversation that will take place at TfL offices.