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Everyday file problems, fixed in Hangar and measured. For what every setting does, see the Help Center.
How-to, newest article
How to make a PDF small enough to email
Get a PDF under the attachment limit for Gmail, Outlook, Yahoo or iCloud: the real limits, the settings that work on scans, and what to do if it's too big.
5 min read
All articles
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How-to
How to make a PDF small enough to email
Get a PDF under the attachment limit for Gmail, Outlook, Yahoo or iCloud: the real limits, the settings that work on scans, and what to do if it's too big.
5 min read
How-to
How to redact a PDF so the text is really gone
A black box over a name doesn't remove it. See the copy-and-paste test that catches a failed redaction, then how to redact a PDF properly on your own computer.
4 min read
How-to
How to rename hundreds of files at once
Rename a whole folder of files on a Mac or Windows: what Finder and File Explorer do for free, and how to rename by each file's date with a preview.
4 min read
Privacy explainer
Is it safe to upload documents to PDF websites?
What happens to a file you upload to a PDF website, what iLovePDF, Smallpdf and Adobe say they do with it, and when to keep the file on your computer.
4 min read
Problem and fix
Why can't I copy text from my PDF? Two fixes
Either the PDF is a picture of text, or it's locked against copying. A quick test tells you which, and how to fix each one on your own computer.
4 min read
Problem and fix
Why is my PDF so large? Causes and fixes
A big PDF is almost always images. How to tell which of the five usual causes you have, and the fix for each, tested on a scan, a slide deck and a report.
5 min read
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