How to exclude content type from search in Drupal?

Question

Drupal

How to exclude the type of material from the search so that they are not even indexed?

Answer 1

Solution:
1)Go to Configuration----->
2)Search and Metadata----->
3)Search Autocomplete settings----->
4)Search page - Node Tab (search/node/%)- ---->
5)Click customize----->
6)WHAT - What to display in Search Autocomplete suggestions?---->
7)Add all possible words (any word appearing on your website)--->
8)Click edit----->
9)In the field "Query performed to get suggestion *"----->
10)Replace the code with
"SELECT DISTINCT s.word FROM {search_index} s, {node} n WHERE n.type = 'tablefield' AND n.nid = s.sid AND n.status = 1 AND LOWER(s.word) LIKE LOWER(:like_word)"
where
---{search_index} is the site indexing table after running cron in phpmyadmin.
---{node} - table with nodes from the site.
---n - variable where the selection from MATERIAL TYPE= tableifield fits. ----> you need to select your column, i.e. YOUR TYPE OF MATERIAL that you want it to ONLY index on your site.
11) Save.
12) Clean up the search_index table in your database.
13) Run Cron or Indexing on your site
14) Check how it works

Answer 2

https://www.drupal.org/sandbox/mfdeveloper/2148405