Guides
Short, tested answers about photo sizes, compression and quality settings. Written by the developer, updated when the platforms change.
YouTube Thumbnail Too Big? Fix the 2 MB Limit and Get 1280×720 Right
Why YouTube rejects thumbnails over 2 MB from the app, the real limits (2 MB mobile, 50 MB desktop, 16:9, 1280×720 minimum), and how to export a JPG that fits.
Why Is My Instagram Story Blurry? Size, Safe Zones and the Fix
Stories are compressed harder than feed posts. The 1080×1920 size, the top and bottom 250 px safe zones, why text and screenshots suffer, and how to fix it.
Why Does Instagram Compress Photos? (And Why Some Look Blurry)
Instagram scales every upload to 1080 px, crops it, converts it to sRGB and re-encodes it as JPEG. What that costs, what makes it worse, and how to avoid it.
How to Send Photos on WhatsApp Without Losing Quality (HD or Original)
What WhatsApp does to a photo (1600 px, 100 to 200 KB), where the HD setting lives, when to send as a document, and how to prepare a file so it arrives sharp.
Photo and Signature Size for SSC, UPSC, NEET, IBPS and Passport Forms
Photo and signature sizes for SSC, UPSC, NEET, JEE, IBPS, SBI, Passport Seva and PAN forms in one table, with scanning tips and the minimum-size padding trick.
JPEG Quality Settings Explained: What 60, 80 and 100 Actually Change
What the JPEG quality number controls, why 100 is not lossless, where returns diminish (about 85), where blocks appear (under 60), and what re-saving costs.
Instagram Profile Picture Blurry? The 320 px DP Size and the Fix
Instagram shows your DP at 320×320 in a circle. Why it goes blurry, the 720×720 export that fixes it, which background works, and reuse on Threads and WhatsApp.
Instagram Grid Size 2026: Why the 3:4 Grid Crops Your Photos
Instagram's grid went 3:4 in January 2025 and native 3:4 posts arrived in May 2025. How 4:5, square and landscape posts are cropped, and how to design for both.
Instagram Carousel Size and Aspect Ratio Guide (2026)
Carousels take the first slide's ratio (unless you use Mixed) and hold up to 20 slides. Best sizes, seamless panels, file size per slide and common mistakes.
How to Upload HD Photos on Instagram: The 2026 Quality Settings
Where Instagram's Upload at highest quality switch is on iPhone and Android in 2026, what it does and does not do, and how to prep a photo so it stays sharp.
How to Reduce Photo Size on Android and iPhone Without Any App
Every built-in way to shrink a photo on Android (Samsung Gallery) and iPhone (Mail sizes, Shortcuts, Most Compatible), where each stops, and an exact-KB route.
How to Compress Photos for Instagram Without Losing Quality
Compress photos for Instagram the right way: 1080 px wide, sharpen after resizing, JPEG between 500 KB and 1 MB, sRGB. Phone, Lightroom and Photoshop workflows.
How to Compress an Image to 20 KB, 50 KB or 100 KB (Phone Steps)
What a KB limit measures, how many pixels survive at 20, 50 and 100 KB, how to satisfy a minimum size too, and phone steps to resize any photo to an exact KB.
Why Facebook Reduces Photo Quality (and How to Upload HD Photos)
Facebook caps photos at 2048 px, converts them to JPEG and strips EXIF. Where the Upload HD switch is, feed, profile, cover and story sizes, and staying sharp.
How to Upload Sharp Photos on Instagram (Sizes + Settings, 2026)
Why Instagram makes photos soft, and the exact export size, file size, sharpening step and app settings that keep them crisp. Tested on iPhone and Android.