@Chloe

In the lua/contrib directory is a lua script image_time.lua.

image_time - non-destructively modify the image time

DESCRIPTION

image_time non destructively adjusts image times by modifying the
database image exif_datetime_taken field. There are 4 modes: adjust time,
set time, synchronize time, and reset time. [...]

See also: https://discuss.pixls.us/t/how-to-change-the-datetime-of-an-image/41607/7

@loren Post your RAW file here: https://discuss.pixls.us/c/processing/playraw and describe the look you want.

"Play Raw is a way for people to learn post processing by editing raw files contributed by other community members!
Things to keep in mind:
* the first image in the post will be used as the thumbnail on the Play Raw index page
* raw files must be freely licensed. Most use the Creative Commons license.
* post your sidecar or other files emitted while you post process so that others can learn from your edit"