JPG vs PNG vs PDF for Indian government forms: which format each upload field expects, why portals reject PNG photos, and how to convert files correctly for free.
How to prepare a signature for online forms in India: correct pen and paper, scanning and photography technique, exact size limits, and fixes for common rejections.
Reduce image size in KB on mobile without any app: browser resizers, the screenshot trick, share-menu compression and crop methods for Android and iPhone explained.
Free ways to make a photo background white for ID and exam photos: shoot against a wall correctly, use automatic browser removers, or clean up manually on PC.
UPSC photo upload rules explained: file size, JPEG format, name and date overlay, signature standards, and the most common rejection reasons with practical fixes.
Understand what DPI means and change photo DPI to 300 for Indian application forms using Windows, free editors or your phone browser, with the pixel maths explained.
Passport size photo dimensions in India explained: exact cm and pixel measurements for passport, PAN and exam forms, plus background, posture and printing rules.
Practical ways to compress a PDF to 100 KB for Indian government portals: smart scan settings, browser compression, print-to-PDF and image rebuild methods explained step by step.
Exact SSC photo and signature resize specifications for CGL, CHSL and MTS, with step-by-step resizing methods on PC and mobile plus a pre-submission checklist.
Learn how to resize a photo to 20 KB for SSC, PAN and other Indian form uploads using your phone browser or Windows Paint, without losing visible quality.
