What program are you using and what version? What computer operating system?
If you are referring to adding narration clips to a Premiere Elements project with photos on its Timeline, have you read through the following Adobe document on Premiere Elements Narration Tool? Adobe Premiere Elements Help | Create narrations
What microphone are you using - one that plugs into a computer jack or a USB microphone?
What do you want to do
a. Do picture in picture into your video clip
b. create a separate narration clip for each Timeline photo
Please give details on how the process is not working for you?
Please consider, and supply more details.