Guides

Practical, step-by-step help for the file problems people hit most, with the free tools to fix them.

• HEIC vs JPG - what's the difference and which should you use?iPhones save photos as HEIC to save space, but many websites, forms and Windows PCs can't open them. Here's what HEIC is, when it causes trouble, and three ways to get JPG instead.
• Getting your photo and signature accepted by online formsApplication portals reject photos for three reasons - wrong file size, wrong dimensions, or how the photo looks. This guide explains each requirement in plain words and how to meet them all.
• How to reduce PDF size for online application formsMost "file too large" errors on government, exam and job portals come from phone-scanned PDFs. Here's why they're big, and a five-minute routine to get any document under the limit while keeping it readable.
• How to remove location data from photos before you share themYour phone quietly stores GPS coordinates inside every photo. Here's when that data is shared, how to remove it from photos you already have, and how to stop your camera recording it.