Kyocera FS-2100DN Driver Manual page 78

Job
3
8-7
Custom
This option uses a unique name for each job. Type a name in the box, up to
79 characters.
Select an Overwrite job name option in case a job already exists in printing
system memory with the same job name:
Replace existing file
If a job with the same user name and job name exists, the current print job
replaces an existing job in printing system memory.
Use job name + date and time
This option adds the current date and time to the end of the job name, in the
format:
mmddyy hhmmss
The previous print job with the same job name remains in the printing system
memory.
User Guide