Help centre
Help with editing, signing and marking up PDFs
Step-by-step guides for the jobs that come up all the time, and plain answers for when a file does not behave.
Drop a PDF here
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PDFs under 5 MiB (25 MiB on Pro), up to 100 pages. No sign-up needed to try.
Get something done
How to
Step by step, in the editor as it really is.
- Edit the text in a PDFChange words that are already in a PDF, in its own font where the file allows.
- Fix a typo in a PDFCorrect a misspelt word or name without going back to the original document.
- Change a date or number in a PDFUpdate a date, an amount or a reference number where it sits on the page.
- Edit a PDF on a MacChange the text in a PDF on a Mac without Acrobat, and what Preview can and cannot do.
- How to sign a PDF, step by stepEvery click from blank page to signed copy, signing in several places, and saving a signature.
- Add a logo or stamp to a PDFPlace a PNG or JPEG on a page, size it, and keep it clear of the text.
- Highlight and comment on a PDFMark lines, circle figures and leave notes for whoever reads it next.
Start from your document
By document
Contracts, invoices and CVs each have their own catches. What to expect from yours.
- Edit a contract or agreementCorrect a name, a date or a clause before anyone signs, and what changes once they have.
- Edit an invoice or quoteFix a figure, a date or a client's details on your own invoice, and what the edit cannot update for you.
- Edit a resume or CVUpdate a date, a title or your contact details when you no longer have the original file.
When a file misbehaves
Something went wrong
Your file did not do what you expected. Start from what you saw.
- The text will not editThe usual reasons the words won't change, and how to check which one you have.
- The font changedWhy a changed word can look slightly different, and what to check.
- An edit left a patchWhy a box can appear behind new text, and how to make it less noticeable.
- Is my PDF scanned?How to tell a scanned PDF from one you can edit, in a few seconds.
Removing something confidential? Editing is not redaction: the old words or images may still be in the file you download. What that means.
Tools
Or go straight to the tool
Got a PDF in front of you?
Drop a PDF here
or
PDFs under 5 MiB (25 MiB on Pro), up to 100 pages. No sign-up needed to try.