The United Kingdom’s date and time notation displays the date using the day-month-year format (e.g., January 10, 2015, or 10/1/2015), which we can achieve using SQL Server’s built-in “convert” ...

TL;DR: if you want to use date/time values from a SQL Server table in PowerApps ... which can be done with the Text function: Patch( '[dbo].[tablename]', selectedRecord, { AbsoluteTimeValue: ...