Honestly, you could but in my experience & what iv'e been told.
The worst time to transplant is during flowering.
You don't want the plant stressing out to get used to the new home,
She is focused on one thing and one thing only!
Getting some (Male pollen)! LMFAO...
So let her enjoy her home and give you some prize nuggage to enjoy!
bell peppers has always sounded like a dirty name for me. "Like Hey there ladies, wanna taste of my Bell Peppers" which is followed by that quick up and down movement from the eyebrows.