How to find and replace data in WordPress

The Better Find and Replace Plugin looks for a certain term in WordPress and replaces it with the text you provide. The modifications will be implemented automatically prior to the webpage being shown in the browser. Without affecting the database, you will be able to locate and alter any text, HTML code, media assets, footer credits, or other content on the website.You may locate and change any data on your WordPress-powered website by following the instructions in this article.

Installing and configuring Better Find and Replace Plugin

To use Better Find and Replace Plugin in your WordPress website, follow these steps:

1. Log in to your WordPress site with an administrator account.
2. On the Dashboard in the left sidebar, click Plugins, and then click Add New:
3. 
4. Search for “Better Find and Replace” and, you should see a display of available plugins on your screen.Click Install and thenActivate the plugin:
   
5. On the Dashboard in the left sidebar, click Find & Replace:
   
6. On the Add Masking Rule page, create the masking rule. Add the text to search, text to replace and select the option on where to find and replace the text:
   
7. To view the created masking rules, clickAll Masking Rules, select the rule and then click Apply to trigger the rule:
   
8. The plugin allows you to replace data in your database, but the change is irreversible:
   

Check this – How to disable thumbnail generation in WordPress