Filling a government exam form is straightforward until you reach the upload step. Then the portal rejects your photograph for being 340 KB when it wants 50, you compress it in a hurry, and it rejects it again for being blurred or the wrong dimensions.
This is a guide to what the forms actually ask for, why rejections happen, and how to get an image to an exact size without destroying it.
The specifications, exam by exam
These are the requirements as published in recent notifications. Always confirm against the notification for your specific exam and year — commissions do change them, and the notification is the only authority.
| Exam | Photograph | Signature |
|---|---|---|
| SSC (CGL, CHSL, MTS, GD) | 20–50 KB, JPEG, 3.5 × 4.5 cm | 10–20 KB, JPEG, 4 × 2 cm |
| UPSC (Civil Services) | 20–300 KB, JPG, 350 × 350 px min | 20–300 KB, JPG |
| IBPS (PO, Clerk, RRB) | 20–50 KB, JPEG, 200 × 230 px | 10–20 KB, JPEG, 140 × 60 px |
| RRB (NTPC, Group D) | 15–40 KB, JPEG, 3.5 × 3.5 cm | 10–40 KB, JPEG |
| NEET UG | 10–200 KB, JPG, 2.5 × 3.5 cm | 4–30 KB, JPG, 3.5 × 1.5 cm |
| JEE Main | 10–300 KB, JPEG | 4–30 KB, JPEG |
Why uploads get rejected
The file is too large — or too small
Both ends are enforced. A 12 KB photograph fails a 20 KB minimum just as surely as a 400 KB one fails the maximum. The minimum exists because a very small file usually means a very low-quality image that cannot be verified at the exam centre.
The dimensions are wrong
Size in kilobytes and size in pixels are different things, and forms check both. A 20 KB image that is 1200 × 1600 pixels can still be rejected for the wrong aspect ratio. Photographs are almost always portrait, roughly 3.5 × 4.5 cm; signatures are landscape, roughly 3.5 × 1.5 cm.
The background is not plain
Most commissions require a white or light-coloured plain background. A photo taken against a wall with a poster, a door frame or another person visible gets rejected at verification even if the upload succeeds.
The signature is not on white paper
Signatures must be signed in black or dark blue ink on plain white paper, then photographed or scanned. A signature written directly on a phone screen with a finger is rejected by most commissions. A signature on ruled paper often is too.
The photo is too old or has no date
Several exams require the photograph to be recent — often within three or six months — and some require the date to be printed on the photo itself. Read this line in your notification carefully, because a photo without the printed date is rejected at the centre, not at upload, which is far worse.
How to resize to an exact KB size without ruining the image
The instinct is to compress hard until the number drops under the limit. That produces the grainy, blocky photograph that gets rejected at verification. A better order of operations:
- Crop first, to the right shape. Head and shoulders for a photograph, tight around the signature with a small white margin. Cropping removes pixels you do not need, which reduces file size without touching quality.
- Resize the dimensions to the required pixels. A 200 × 230 px image is a fraction of the size of a 3000 × 4000 px one before any compression is applied at all.
- Only then adjust JPEG quality to land inside the KB range. By this point you usually need very little compression, because the first two steps did most of the work.
Doing it in this order is the difference between a clear 45 KB photograph and a smeared one.
A checklist before you upload
- Photograph is recent, front-facing, eyes open, no cap or sunglasses
- Background is plain and light
- Face occupies roughly 70–80% of the frame
- Signature is in black or dark blue ink on plain white paper
- Signature is in running handwriting, not block capitals — several commissions specify this
- Both files are JPEG or JPG, not PNG, HEIC or PDF
- Both fall inside the KB range in your notification, at the required pixel dimensions
- You have kept the originals somewhere safe — you will need them for the next form
Keep a folder
The single most useful habit for anyone writing government exams: create a folder with your photograph and signature saved at three or four common sizes — 20 KB, 50 KB, 100 KB, 200 KB — plus the uncompressed originals. Every future form takes two minutes instead of forty, and you never have to redo the photo in a rush the night before a deadline.
The same photograph, if it meets the strictest specification you have, usually satisfies the looser ones as well.