What documentation is required for the yearly extension of stay (Over 50) in Thailand?

To apply for a yearly extension of stay in Thailand, specifically for those over 50, you'll need to prepare specific documentation. While the original post does not list the required documents, typically, you should bring your passport, completed application form, proof of financial means (such as bank statements), proof of residence, and possibly medical insurance. It's advisable to check with the immigration office for any updated or additional requirements.