Here's how to find and replace words in Squibler:

1. Click "Edit" at the top of the main menu.

2. Click "Find and Replace" in the dropdown menu.

3. Type the target word you'd like to replace.

4. Type the replacement word you'd like to replace the target word with.

5. Click "Replace" to replace only the first instance or "Replace All" to replace all words in the text.