Autocomplete Location field Contact Form 7 provide to text field in automatically suggestion of location. that location get by google location in contact form 7.
For you using this you need to setup google api key in setting that is simple setting
Go to admin Contact >> Google Place API there is text field that field in you need to add key you can be get api key from google location
For adding Autocomplete field in contact form 7 in contact form 7 there will be show tag Field Autocomplete.
Maybe because the installation process is relatively simple, the official website does not write a detailed installation process for the time being. If you encounter problems installing this plugin, you can solve it through search engines or comment below, I will try to help you solve it
Plugin official website address
If you encounter problems in using the Autocomplete Location field Contact Form 7 plugin, you can comment below, and I will try my best to help you solve the problem