Profile: joshO

Problem:
How to make a parametric search like phone book, when you click on Letter it return all post title that start with the Letter chosen

Solution:
It is not possible with the

[wpv-filter-search-box]

https://toolset.com/forums/topic/can-a-parametric-search-be-made-using-alphabet-as-selector-for-post-title-list/#post-367498

What you can do is add a Custom field holding the First Letter of your Post Title for each Post.
https://toolset.com/documentation/user-guides/using-custom-fields/

A user provided a Custom Code solution, which is not supported by the Toolset Team, but might work on your end:
https://toolset.com/forums/topic/can-a-parametric-search-be-made-using-alphabet-as-selector-for-post-title-list/#post-369991