What is file number in indian passport?

In an Indian passport, the file number is a unique number assigned to an individual's passport application. It is usually a combination of numbers and letters that helps identify and track the application throughout the processing stages. The file number is printed on the first page of the passport, typically in the top right corner. It is important to keep a record of this number as it may be required for future reference or inquiries regarding the passport application. The file number is distinct from the passport number, which is a unique identification number assigned to the physical passport booklet itself.