The functionality of renaming would be much more useful, if i can assign an alphabetical sequence instead of only ascending / descending numbers: you can address a range of 27 pictures/files with only one digit (instead of only 9 with a decimal digit) *** the formula could look like : [$a;z], [$z;a], [$A;Z], [$Z;A] *** SOFTWARE/OS VERSIONS Operating System: Kubuntu 22.04 KDE Plasma Version: 5.24.7 KDE Frameworks Version: 5.92.0 Qt Version: 5.15.3 Kernel Version: 5.15.0-56-generic (64-bit) Graphics Platform: X11 Processors: 8 × 11th Gen Intel® Core™ i5-1135G7 @ 2.40GHz Memory: 7.3 GiB of RAM Graphics Processor: Mesa Intel® Xe Graphics ADDITIONAL INFORMATION