Blogger Blog Search Widget Empty Title Error Fix

Blogger/blogspot's Blog Search Widget 

Set the title to empty
Prompt: Required field cannot be left blank
Search box config popup warns required fields cannot be empty

If you modify the xml template file and forcibly change the title to empty,
then, when importing the template file, it will prompt that the required field cannot be left blank
Dark toast stating required field cannot be empty, with yellow X close button on the right

Conclusion

The Blog Search widget of Blogger/blogspot cannot be set with an empty title
If you don't want the page to display the title of the Blog Search widget, you can only hide it via CSS.

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