It was recently revealed that they would be using unused footage of Fisher from Star Wars: The Last Jedi, and according to Fisher’s brother, Todd Fisher, J.J. Abrams played a crucial role in making it happen.
The untimely passing of Carrie Fisher left a hole in a lot of fans hearts, and while her family and friends mourned her lost, many were left wondering how her death would be addressed in Star Wars: Episode IX.
Lucasfilm confirmed that they would not be recasting the role of Leia Organa or using a CGI recreation, but did not give any details on how the movie would use Leia.