Blog
Practical tutorials and tips on image, compression, formats, and performance.
129 posts · Page 1 of 11
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TutorialsAirbnb Photo Size Guide 2026: Fix the 4:3 to 3:2 Crop
Airbnb asks for at least 1024 x 683 pixels in landscape, which is a 3:2 frame. Here is what that crop costs a phone photo, and the export that survives it.
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TutorialsKindle Cover Size Guide 2026: What KDP Actually Accepts
KDP wants 1,600 x 2,560 at a 1.6:1 ratio, JPEG or TIFF, RGB. Repair a cover that's the wrong shape, and stop worrying about the DPI field entirely.
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TutorialsEmail Newsletter Image Size Guide 2026: 660 px and 102 KB
Newsletter image sizes for 2026: 660 px inside a 600 px template, under 100 KB per image, and what Gmail's 102 KB clipping limit actually counts, measured.
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TutorialsHow to Watermark Photos Without Hiding the Product
Watermark photos without burying the product: make a clean master, a marked preview, and test the mark at thumbnail size.
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TutorialsWhy Your Logo Looks Blurry on Retina Screens: The 2x Fix
Your header logo goes soft on a Retina screen because the file has no spare pixels. Here is the 2x export rule, what it costs in bytes, and when SVG wins.
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TutorialsWordPress Image Size Guide 2026: The 2560px Upload Rule
WordPress rescales uploads above 2560 px and keeps your original, while srcset ignores anything wider than 2048 px. Export at 2048 px and skip both files.
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TutorialsPowerPoint File Size Guide: Picture Settings That Shrink a Deck
A heavy PowerPoint deck is the pictures. Measured: the 150 ppi resize returns 52 percent, switching those exports to JPEG returns 92 percent. Do both.
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TutorialsWhatsApp Photo Quality Guide 2026: Where the Damage Happens
A standard WhatsApp send drops about 90% of your pixels, and that is the whole story. I measured the re-encodes, and pre-resizing costs more than it saves.
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TutorialsGoogle Merchant Center Image Size Guide 2026: 500x500
Google's 500x500 image floor lands on January 31, 2027. Here are the exact specs, the 75-90% framing rule, and what upscaling a thumbnail really costs you.
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TutorialsRemove EXIF Metadata on Windows: Keep Photos Private
Remove EXIF metadata on Windows with a share-safe copy, then verify location, camera, and date fields before a photo securely leaves your folder for sharing.
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TutorialsResize a Batch of Images on Windows and Mac
Resize a batch of images on Windows or Mac without stretching mixed orientations, then spot-check the files that matter.
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TutorialsGoogle Business Profile Image Sizes 2026: Logo, Cover, Posts
Google documents four image rules for a Business Profile: JPG or PNG, 10 KB to 5 MB, 250 px minimum, 720 px recommended. Every other number is convention.
