Guides
Jargon-free explanations for when you do not know which tool you need, or why a file will not open. Every guide ends where you can actually fix it.
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Why your iPhone saves photos as HEIC and how to turn them into JPG
You send a photo from your iPhone to your computer and get a .HEIC file Windows cannot open. It is not broken: it is the format Apple has used since 2017.
3 min read
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How to combine several photos into a single PDF
Someone asks for both sides of your ID, or three invoices, or a signed contract. Sending five loose photos looks careless and they get lost. An ordered PDF does not.
3 min read
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JPG, PNG, WEBP or AVIF: which to choose and when
The short rule: photos as JPG or WEBP, anything with transparency or text as PNG, and AVIF when weight matters more than compatibility.
4 min read
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Your photos carry your address inside them: how to wipe it before sharing
If you post a photo taken at home without touching it, you are publishing your home coordinates accurate to a few metres. Almost nobody knows this.
3 min read
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Convert Excel to CSV without breaking the accents
You export an Excel file to CSV, open it, and where it said "Peña" it now says "Peña". You did nothing wrong: it is an encoding problem with a fix.
3 min read