How to change case of text in a cell from Mixed case to Proper case without using Proper function/ VBA/ DAX in Excel 2019?

Solution for How to change case of text in a cell from Mixed case to Proper case without using Proper function/ VBA/ DAX in Excel 2019?
is Given Below:

I am using Excel 2019 and need to change the case of text in a cell from mixed case to proper case without using the Proper function/ VBA/ DAX.

desired

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