In addition, you still have some other way to count words is to use websites that support word counting free online. You just need to Copy text from document file and Paste it over text fields and get word count results instantly.
You can refer to some websites such as:
How to count characters, line numbers and page numbers in Word
Quick start Guide
Go to Word> Highlight the text you want to count the number of characters, line number, page number> Select Review> Select WordCount> The word counter dialog box appears showing character, line number and page number information.
Detailed inst

https://wordcounter.tools