The presets do not show 12 Hour Clock time (AM/PM clock time) if also wanting to show the week day numbered day of the month date plus the month abbreviation too all set before the clock time. As in the "clock" presets on the default drop down are the 24 Hour Clock for this layout, which is what I grew up calling "military time" (as a Military Brat to Veteran parents this is what I called 24 Hour Clock time).
Thus, this is what I started with and was not happy about it
👇
Thu 29 Feb, 00:05
If you aren't happy about it follow this GUI click by click guide I made for people like me:
Right Click
Choose properties
Look for "Clock Options" and the dropdown "Format" and click that dropdown
Choose "Custom Format"
Enter the following
%a%_d%b, %I:%M%p
Output will then appear as:
Thu 29 Feb, 12:10AM
Enjoy, and don't be afraid to tweak this input as it now seems spacing is optional I think from the looks of it.