What is the website for 90-day reporting when you have a 1-year extension?

For 90-day reporting after receiving a 1-year visa extension in Thailand, the official website is https://tm47.immigration.go.th/. Most users have found the online process straightforward, although the first report following an extension is generally required to be done in person at the local immigration office. The discussion highlights that some individuals prefer using agents for convenience, while others emphasize the simplicity of completing the process independently.