Hey guys! First of all, happy christmas and New Year's!!
I am trying to create a formula which would add +1 in a field that contains 8 caracthers. It is kind of a "sequential number".
However there are two major problems:
1. For some reason when trying to add +1 using this tool, it breaks the format of my file. Example:

2. The second issue would be on how to add +1 for the field used in the following example:

Thank you!!