What is the step-by-step process for transferring a NON-B extension visa from one passport to another at the One Stop Service in Chamchuri Square?

To transfer a NON-B extension visa from one passport to another at the One Stop Service in Chamchuri Square, you need to bring both your old and new passports. Once there, you should obtain and fill out the required form for the transfer of stamps. It's important to ensure that your extension and related stamps were originally issued at Chamchuri.