Images
How to Make a Passport Photo the Right Size
Get the official spec from the issuing authority, convert it to pixels, then crop to ratio before resizing. The method works for any country's rules.
8 min read
Forms
8 guides tagged “Forms”.
Images
Why Does My Photo Upload Keep Getting Rejected?
Upload forms check four things separately and report one vague error. Work through format, dimensions, file size and colour mode to find which failed.
8 min read
Images
Compress a Photo to an Exact Size in KB (20KB, 50KB, 100KB)
Government forms demand photos under 20KB, 50KB or 100KB. Resize the pixel dimensions first, then set quality — that order is what keeps the photo sharp.
7 min read
Images
How to Increase an Image's File Size to Meet a Minimum
Some portals reject photos that are too small. Raise the quality setting, increase the dimensions or switch to PNG — and understand why upscaling adds no detail.
7 min read
Images
Photo Rejected for Wrong Dimensions: Pixels, cm and DPI Explained
A form asks for 3.5 x 4.5 cm at 200 DPI and your photo is 4032 x 3024. Here is the arithmetic that converts one into the other, and how to resize to it.
7 min read
Images
How to Resize a Signature for an Online Form
Forms want a signature under 10-20KB at a fixed pixel size. Sign on white paper, crop tight, whiten the background, and export JPG — here is the full process.
7 min read
How to Reduce PDF Size for a Government Upload Form
Official portals impose strict limits and reject files without explaining why. Here is the order of operations that gets a document under a hard cap.
8 min read
How to Add a Signature to a PDF on Phone or Desktop
iPhone Markup and macOS Preview both sign a PDF in under a minute with no app installed. Here is the method on each platform, and on Windows.
7 min read