Guides
Straightforward answers to common file and formatting problems, each paired with a free tool that runs in your browser.
What Makes a Resume ATS-Friendly (and the Mistakes That Get You Filtered Out)
Most large employers screen resumes with software before a human sees them. Here's what 'ATS-friendly' actually means, the formatting mistakes that get resumes rejected, and how to fix them.
How to Change iPhone Photos from HEIC to JPG
Your iPhone saves photos as HEIC, which many apps and PCs can't open. Here's how to get JPGs — both by converting existing photos and by changing the camera setting.
How to Convert HEIC to JPG on Windows (4 Free Ways)
iPhone photos won't open on Windows? Here are four reliable, free ways to convert HEIC to JPG — including one that needs no software install and no upload.
How to Tell If an Image Is AI-Generated (2026 Guide)
Can you actually prove an image was made by AI? Here's what works in 2026 — from Content Credentials and metadata to visual tells — and what each method can and cannot tell you.
How to Convert Markdown to Word (Keeping Tables, Code and Formatting)
A step-by-step guide to turning Markdown into a proper .docx — with headings, tables, code blocks and lists intact — without installing anything.
Why ChatGPT Answers Paste into Word with # and * Symbols (and How to Fix It)
When you copy ChatGPT or Claude answers into Word, headings and bold text turn into raw # and ** symbols. Here's why that happens and three ways to get clean formatting.
What Are C2PA Content Credentials (and How to Read Them)
Content Credentials are the 'nutrition label' for digital images — a signed record of how a picture was made. Here's what they contain, who adds them, and how to check them.
What Is JPEG XL, and Should You Use It in 2026?
JPEG XL promises smaller files and better quality than JPEG — but browser support has been a rollercoaster. Here's what JXL actually is, where it works today, and when to use it.