How soon can I apply for a 1-year extension on my Non-Immigrant O visa after my marriage visa expires?

This conversation discusses the process of applying for a 1-year extension on a Non-Immigrant O visa after the initial 90-day period. One user shares their experience of applying for the extension shortly before their visa expiration, while another asks about the minimum waiting period required to apply after the initial visa stamp. The replies indicate that while a minimum of 45 days is generally suggested, personal experiences show varying timelines.