Guides
Learn how to fix rejected photo uploads, reduce image KB, resize signatures, make passport photos and choose the right format.
Guides for common upload problems
Use these guides when a form rejects a photo, signature or document and you need to understand which requirement to fix before using a tool.
How to Compress an Image to 20KB Without Losing Too Much Quality
Learn how to compress an image to 20kb without losing too much quality using browser-based tools, simple checks and practical upload tips.
How to Compress an Image to 50KB for Online Forms
Learn how to compress an image to 50kb for online forms using browser-based tools, simple checks and practical upload tips.
Why Your Photo Upload Is Rejected and How to Fix It
Learn why your photo upload is rejected and how to fix it using browser-based tools, simple checks and practical upload tips.
How to Resize a Signature for Online Applications
Learn how to resize a signature for online applications using browser-based tools, simple checks and practical upload tips.
Photo Size vs File Size: What Is the Difference?
Learn photo size vs file size: what is the difference? using browser-based tools, simple checks and practical upload tips.
JPG vs PNG for Online Forms
Learn jpg vs png for online forms using browser-based tools, simple checks and practical upload tips.
How to Make a 2x2 Passport Photo at Home
Learn how to make a 2x2 passport photo at home using browser-based tools, simple checks and practical upload tips.
How to Make a 35x45mm Passport Photo
Learn how to make a 35x45mm passport photo using browser-based tools, simple checks and practical upload tips.
How to Make a 600x600 Visa Photo
Learn how to make a 600x600 visa photo using browser-based tools, simple checks and practical upload tips.
How to Print Passport Photos on 4x6 Paper
Learn how to print passport photos on 4x6 paper using browser-based tools, simple checks and practical upload tips.
How to Change Photo Background to White
Learn how to change photo background to white using browser-based tools, simple checks and practical upload tips.
How to Scan a Signature Properly
Learn how to scan a signature properly using browser-based tools, simple checks and practical upload tips.
How to Reduce Image KB on Mobile
Learn how to reduce image kb on mobile using browser-based tools, simple checks and practical upload tips.
How to Resize Image on iPhone
Learn how to resize image on iphone using browser-based tools, simple checks and practical upload tips.
How to Resize Image on Android
Learn how to resize image on android using browser-based tools, simple checks and practical upload tips.
How to Convert PNG to JPG for Forms
Learn how to convert png to jpg for forms using browser-based tools, simple checks and practical upload tips.
How to Convert JPG to PDF for Applications
Learn how to convert jpg to pdf for applications using browser-based tools, simple checks and practical upload tips.
Is It Safe to Use Online Image Compressor Tools?
Learn is it safe to use online image compressor tools? using browser-based tools, simple checks and practical upload tips.
Browser-Based Tools vs Upload-Based Tools
Learn browser-based tools vs upload-based tools using browser-based tools, simple checks and practical upload tips.
How No-Upload Photo Tools Work
Learn how no-upload photo tools work using browser-based tools, simple checks and practical upload tips.