Railway RRB NTPC Photo & Signature Resizer
Calibrate RRB NTPC candidate photo (20–50 KB) and signature (10–40 KB) according to Railway Recruitment Board rules.
Ready to format your RRB NTPC (Non-Technical Popular Categories) files?
Click below to launch the photo resizer with dimensions (350×450 px) and maximum file size (50 KB) already configured.
RRB NTPC (Non-Technical Popular Categories) Upload Specifications
Verified criteria extracted from official examination notification guidelines.
Photograph Criteria
Candidate Passport PhotoSignature Criteria
Handwritten Ink SignaturePhoto Guidelines
- Colour passport photo taken against light, preferably white background.
- Dimensions: 35 mm × 45 mm (3.5 × 4.5 cm).
- File size: 20 KB to 50 KB in JPG/JPEG format.
- Clear front view without goggles, caps, or shadow.
Signature Guidelines
- Sign with black ballpoint pen on plain white paper.
- File size: 10 KB to 40 KB in JPG format.
- Capital letter signature will be rejected.
Common Mistakes That Cause Rejection
- •Using mobile selfie with filtered background.
- •Uploading signature file exceeding 40 KB.
How to Format Files for RRB NTPC (Non-Technical Popular Categories) in 30 Seconds
Upload Image
Select your passport photo or signature image from your smartphone or computer.
Crop & Set Limits
Use the crop box to frame your face or signature strokes, then set max file size to 50 KB.
Instant Download
Save your calibrated JPG file, guaranteed to pass the official portal's upload verification.
Frequently Asked Questions — RRB NTPC (Non-Technical Popular Categories)
What is RRB NTPC photo size?
RRB NTPC photo must be 35mm × 45mm, between 20 KB and 50 KB in JPG format with white background.
Related Examination File Guides
Safe, Private & Secure File Handling
Your files remain entirely on your device and are never uploaded, stored, or viewed by anyone.