There are 4 different ways to insert *Therefore symbol in Word* (∴)

Method 1: Navigate to “Insert Menu“→ “Symbol” and click “more symbols” to open Symbols window. In “Symbols” tab, select “Symbol” in “Font” drop-down menu and click “therefore sign(∴)”
Method 2 (Fastest): Type “\therefore” and press space. Enable “Use Math Autocorrect outside Math Region” to use this method.
Method 3: Hold down Alt key and type 8756 i.e. Alt code for therefore
Method 4: Type 2234 and press Alt + X

Of these four method, Method 2 is the fastest method to insert therefore sign in word. Method 3 - Therecore symbol alt code and Method 4 - Alt X code for therefore requires you to remember code for therefore sign.

Link to Blog on four different ways to insert therefore symbol in Word: https://www.pickupbrain.com/ms-word/therefore-symbol-word/