在默认的 Total Commander 是分开文件名和文件扩展，如果想要让文件名同时显示扩展，可以通过设置合并文件名和扩展两列

点击配置，在选项的制表修改显示

How to configure Total Commander to show files with their extensions? - Super User

How to make total commander show file name with extensions? - Super User