Resize your RRB NTPC photograph and signature exactly to official Railway Recruitment Board guidelines. Fast, private, and works directly in your web browser.
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The Railway Recruitment Board (RRB) Non-Technical Popular Categories (NTPC) exam is one of the largest competitive examinations in the world, attracting millions of candidates for roles like Station Master, Goods Guard, and Commercial Apprentice. Because of the sheer volume of applicants, the RRB online application portal employs a strict automated verification system for all uploaded documents. If your RRB NTPC photo size or signature file dimensions deviate from the official guidelines, your application form will immediately return an upload error. Ensuring your files are properly formatted in advance is crucial to successfully registering for the exam.
According to official RRB notifications, candidates must upload a recent color passport-size photograph. The physical dimensions requested are 35mm x 45mm, which perfectly translates to a digital pixel size of 320 pixels in width and 240 pixels in height (320x240 px). The file size limit is heavily enforced: your photo must be between 20 KB and 50 KB. Files larger than 50 KB will fail to upload. The background of your photo should be plain white or a very light color. Wearing caps, sunglasses, or tinted glasses in the photograph is strictly forbidden, and doing so will lead to the rejection of your candidature during the document verification stage.
Your digital signature is an essential biometric component used to verify your identity during the Computer Based Test (CBT) and further stages. For RRB NTPC, the signature must be scaled to exactly 50mm x 20mm, which maps to a digital resolution of 140 pixels wide by 60 pixels high (140x60 px). The signature file requires heavier compression than the photo; it must stay within the 10 KB to 40 KB range. You must sign your name on plain, unlined white paper using either a black or dark blue ink pen. It is a critical rule across all Railway Recruitment Boards that you must not sign in uppercase block letters; block letter signatures are legally invalid and will result in your application being discarded.
In various past recruitment cycles, the RRB has required candidates to have their printed name and the date of capturing the photograph displayed at the bottom of the image. While recent notifications may vary by zone, it is a common practice for railway exams. To make this easy, our tool includes a convenient toggle switch. If your specific RRB notification requires it, simply enable the "Add Name & Date" option, enter your details, and the tool will automatically print a highly readable black slate with white text at the bottom of your 50KB image.
Manually adjusting millimeter dimensions to pixels and compressing images to strict kilobyte limits using basic phone apps can be frustrating and error-prone. Our dedicated RRB NTPC multi-purpose tool eliminates these issues. By clicking the "Photograph" or "Signature" tabs above, the script calibrates instantly. You can securely upload high-resolution mobile photos (up to 3 MB), and the tool will automatically crop, resize, and compress the file entirely within your web browser. Similar to our SSC CGL tool and Bank Exams tool, your personal files are processed locally on your device, ensuring complete privacy.
Common questions about formatting your photo and signature for the RRB NTPC application.