How to Compress an Image to Exactly 50 KB
Government and exam portals cap uploads at 50 KB. Here is why, and how to hit that number without turning your photo into mush.
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Guides and notes on image formats, compression, and web performance.
Compress Photo to 20 KB for Exams
20 KB is a brutal limit and most tools quietly fail it. Here is what actually survives at that size, and how to get there.
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Compress Image Under 100 KB for Forms
Aadhaar, PAN and most state portals reject anything over 100 KB. A practical walkthrough that works on any device, with nothing to install.
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Exam Photo and Signature Size Rules
SSC, UPSC, IBPS, SBI, RRB, NEET and GATE in one table: pixel dimensions, file size caps and format rules for both photo and signature.
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Resize a Signature for Online Forms
Signatures need different handling from photos: wider aspect ratio, smaller file cap, and a white background that has to stay white.
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Passport Photo Sizes by Country
Pixel dimensions and upload limits for passport and visa photo submissions across the countries that specify them.
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Why Photo Uploads Fail and How to Fix It
File too large, wrong dimensions, unsupported format, wrong colour mode. The five common upload failures and what actually fixes each.
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Bulk Convert HEIC to JPG on Windows
Windows can convert HEIC one file at a time. Here is how to do several hundred at once, free, without buying the codec.
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Why Windows Cannot Open iPhone Photos
HEIC is an Apple default that Windows only half supports. Here is what is actually going on, and how to get your photos open.
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Stop Your iPhone Saving Photos as HEIC
One setting stops new photos being HEIC. This covers that, plus how to deal with the thousands already on the phone.
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HEIC to WebP: Convert iPhone Photos
Going HEIC to JPEG to WebP loses quality twice. Converting straight to WebP skips a generation and lands smaller.
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Does HEIC to JPG Convert Lose Quality?
Yes, slightly, and the file roughly doubles in size. Here is how much it actually matters and when to care.
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