There is no sexting law in Ohio as of July, 2022.
Proposed sexting bill (2019): https://search-prod.lis.state.oh.us/solarapi/v1/general_assembly_133/bills/sb239/IN/00?format=pdf
Revenge porn law: (March 2019)
Prohibit disseminating private sexual images. To amend sections 2907.01, 2981.02, and 2981.04 and to enact sections 9.74, 2307.66, 2917.211, and 3345.49 of the Revised Code to prohibit the nonconsensual dissemination of private sexual images, to provide that certain property involved in the offense may be criminally forfeited, and to create certain
legal rights and protections of a victim of the offense. (House Bill 497)