How to convert PDF to JPG without blurry output
PDF pages are vector; JPG is pixels. The resolution you pick at conversion time is the whole quality story, and most tools never ask you about it.
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Document work,
explained properly.
Practical writing about PDF, image and document work — what is actually inside the file, which settings change the outcome, and how to get it right the first time. Every guide is written here, not reprinted.
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How to convert JPG to PDF with the right page size
Turning photos into a PDF is easy. Getting them onto A4 or Letter at the right orientation, in the right order, without a hairline white margin, is the fiddly part.
PNG vs JPG vs WebP: which format should you actually use?
A decision that takes five seconds if you know what is in the image, and produces bloated pages or ugly artifacts if you guess. Here is the rule that covers most cases.
How to extract text from an image with OCR
OCR accuracy is decided before you run it — by the resolution, the contrast and how straight the page is. Here is how to get a clean read the first time.
How to compress a JPG to 200 KB — or 100 KB, or 50 KB
Government portals and job forms want photos under a fixed size. Which lever to pull first depends on the target, and pulling the wrong one wrecks the image.
How to compress a PDF to fit an email attachment limit
Gmail stops at 25 MB, Outlook at 20, and plenty of corporate servers at 10. Here is how to get under each one, and when to stop trying and send a link.
Why is my PDF so big, and what actually fixes it
A 12-page text document should not be 40 MB. When compression barely helps, the cause is usually structural — and the fix is upstream, not in a compressor.
How to split a PDF into pages, ranges or chapters
Extracting one page, breaking a report into sections, or splitting a 400-page scan. Which method to use depends on what you want back, not on the file.
How to rotate a PDF so it actually stays rotated
Rotating in a viewer only changes your view. The page reopens sideways for everyone else. Here is the difference, and how to make the rotation stick.
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