RRB Photo Resizer
Resize your photo for RRB Group D, ALP, & NTPC. White background is mandatory.
Click to Upload Photo
JPG, JPEG OnlyAdjust box to fit face (3:4 Portrait Ratio):
Applying for RRB Recruitment 2026? If you are stuck at the document upload stage, you aren’t alone. The Railway Recruitment Board has some of the most rigid image validation servers in India. A single pixel deviation or a file that is 1KB too small can lead to your RRB photo being rejected.Below is the expert guide to solving the most common upload errors and how to use our RRB Photo Resizer to ensure your application is successful.
The Problem: Why Your RRB Photo Keeps Failing
Most candidates face three main “rejection triggers” when trying to upload their passport photo to the RRB portal:
- The Size Paradox: You need a small dimension (320 x 240 pixels), but a relatively large file weight (20KB to 70KB). Standard compressors often make the file 5KB, which the portal rejects.
- The Aspect Ratio Error: Using a standard square photo when the portal specifically asks for a 3.5cm x 3.5cm (or the digital equivalent 4:3 portrait ratio) results in a “Dimension Mismatch” error.
- The Quality Reject: If you manually try to JPG size increase, the photo often becomes blurry or “pixelated,” which fails the RRB’s automated face-detection check.
The Solution: PhotoKB’s “Force-Weight” Resizer
Our RRB Photo Resizer was built specifically to solve these “Railway-specific” hurdles. Unlike generic tools, our logic is hard-coded to the RRB Group D, ALP, and NTPC requirements.
How the Solution Works:
- Force-Fix KB: If your photo is too light, our tool injects high-density metadata to force the file size above 20KB without losing facial clarity.
- Auto-Dimensioning: It locks the crop box to the exact 320 x 240 pixel ratio required for 2026 forms.
- Privacy First: As a trusted tool for Indian aspirants, all processing happens locally in your browser. Your personal photo is never uploaded to our servers.
RRB Photo Specifications 2026: Official Checklist
| Specification | Requirement (The Solution) |
|---|---|
| Dimensions | 320 x 240 Pixels (or 3.5cm x 3.5cm) |
| File Size | 20 KB to 70 KB (Strictly) |
| Background | Plain White or Very Light |
| Format | JPG / JPEG Only |
| Face Coverage | Face must occupy at least 50% of the frame |
Step-by-Step: How to Resize Photo for RRB
To solve your upload issues, follow this verified process:
- Capture: Take a photo in a well-lit room against a white wall. Do not wear caps or tinted glasses.
- Upload: Select your file in our RRB Photo Resizer tool above.
- Crop: Adjust the box so your head and shoulders are centered.
- Process: Click “Convert to 20KB – 70KB”. The tool will automatically upscale or downscale to hit the “Sweet Spot” of 35-45KB.
- Download: Save the file and upload it directly to the RRB portal.
Frequently Asked Questions
Q: My photo is 15KB. How do I increase it to 20KB for RRB?
A: This is a common RRB recruitment problem. Standard tools won’t help. Use our resizer above; it uses a high-quality upscaling algorithm that increases the file size (KB) while keeping the image sharp.
Q: Can I use a photo with a blue background?
A: No. RRB guidelines for 2025-2026 strictly specify a white or very light background. Photos with dark or blue backgrounds are a leading cause of rejection.
Q: Why does the RRB portal say “Invalid Image Dimensions”?
A: This happens if your photo isn’t exactly 320×240 pixels. Even a 1-pixel difference can trigger the error. Our tool locks this ratio to solve the problem permanently.
Q: Is it safe to use this tool?
Yes. We prioritize user EEAT standards. Your image remains on your device (Client-side processing), making it the most secure solution for Indian govt job aspirants.