What is the correct template placeholder for the amount of seconds of the current time?

[BLUEFROG]

There isn’t a specific placeholder for seconds.
It is accessible in AppleScript though. See…

insert creation date in the name of a file

Welcome @sunnySloth Neither of these options are possible via placeholders, only scripting. Note: Many date renaming scripts have been posted on the forums over the years. Here is one approach with a teaching edition AppleScript example… tell application id "DNtp" repeat with thisRecord in (selection as list) set recordName to (name of thisRecord) set creationDate to (creation date of thisRecord) set thisYear to year of creationDate as string set thisMonth to month of creationDat…