no module named 'flask_jwt_extended'

Step 1: Open the command prompt or terminal. Step 2: Navigate to the project directory where the Flask application is located. Step 3: Install the Flask-JWT-Extended package using pip by running the command "pip install flask-jwt-extended". Step 4: Once the installation is complete, import the Flask-JWT-Extended module in the Flask application using the statement "from flask_jwt_extended import JWTManager".