There are plenty of free online courses that offer financial literacy. A simple internet search will provide options.
- edx is an example of a platform that has free financial literacy courses.
- Coursera has a free course on Personal and Family Financial Planning.
- Purdue University through edx has another free course on Personal Finance.
You should be able to find a financial literacy course online that fits your needs, including courses that are paid and give you a certificate of completion.