I have already uploaded WordPress theme five days ago, but I didn’t get any update for approve or dismiss or anything. How can I do now?
Actually impossible to say as there is no guaranteed review time, but your item should be reviewed as soon as possible. You can often refer to the average review times at the link below as a guideline, but these are just averages and the actual review time could be few days shorter or longer than those listed:
Prepare youself getting a theme approved is very difficult.