1. File Sequence Numbers.
There is a setting on many cameras which control how the file numbers are generated. In some cases when a card is formatted, the number starts back at 1. I always ensure my cameras continue the number sequence from the previous number and only format my cards in the camera. In this way, you will get the max number range before repeats and minimise the number of images with the same number.
2. Useful File Renaming Trick.
You can rename files at import, but often you may wish to rename a file (or series of files) at a later date. The F2 button will invoke the File Rename Dialog. This is ok to use if you want to rename a bunch of files and you have worked out what settings you want to use, but I find this method too complex when I want to rename a single file.
If you just want to rename a single file, there is a much simpler and intuitive method. In the Library mode ensure the metadata panel is visible on the right. The Field called "File Name" is an editable field. You can use this field to change the filename. Also, it means that you can use the existing filename text as a base for the revised text. Easy .....
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