The specific steps to change the name of the knights in the prequel of Soul Knight are as follows:

Open the game and enter the main game interface.

Find the small wrench-style button and click it.

After clicking, find the option to modify the name and click it.

A text box will pop up, change it to the name you want according to the text box, click to confirm, and the name change will be successful.

The above steps are for reference only. It is recommended to refer to the actual operation in the game.