I worked in a government hospital for years now but, due to this COVID-19 pandemic, I was encourage to try freelancing because of the advantage of working at home.
First, what I did is I enrolled in a Freelancing course. In taking this course, I was able to gain more skills and build my own portfolios which is necessary when applying online.
If you are still not sure in what niche are you going to pursue, please check this article. https://lsvaservices.wordpress.com/2020/07/22/10-freelancing-skills-for-newbies/