How I recommend changing your 2019 Toyota Camry transmission fluid.
Link to correct TOYOTA Type WS Fluid:
https://www.rockauto.com/en/catalog/toyota,2019,camry,2.5l+l4,3442906,transmission-automatic,transmission+fluid,11387
Please do not use "Universal" type fluids.
Don't put too much fluid in and run as usual, more is not better, it will destroy your transmission. Use the correct amount of fluid per the manufacturer specification.