This is the 14989th most frequent Russian word.
подробнее
More detailed; in greater detail.
In this sentence, 'подробнее' is used as a comparative adverb meaning 'in more detail' to request additional information.
Расскажите, пожалуйста, подробнее о вашей поездке.
Please tell more details about your trip.
Here, 'подробнее' indicates Steve's intent to get more detailed information for better understanding.
Стив решил узнать подробнее о проекте, перед тем как согласиться.
Steve decided to find out more details about the project before agreeing.
In this example, 'подробнее' allows the speaker to convey a desire to obtain more comprehensive information.