How-to Guides

Access step-by-step how-to guides designed to help you unlock the full potential of SignNow. From editing and eSigning PDFs to creating forms and streamlining workflows, our how-to instructions make it easy to master every feature.
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A blue blog thumbnail image with text: How to add a handwritten signature to a PDF digitally.
Editor’s Picks, How-to Guides
How to hand sign a PDF: Add a handwritten signature digitally
You hand sign a PDF by drawing your signature straight into the file. A mouse, trackpad, stylus or fingertip moves the line. A signature field holds it. Nothing gets ...
Learn how to sign a PDF on Mac using Preview and SignNow.
Editor’s Picks, How-to Guides
How to sign a PDF on Mac: Preview vs. SignNow for invoices
Quick answer: Mac’s built-in Preview app can sign a single PDF for free in under a minute: pick the file, draw or capture a signature, and drop it onto ...
Discover the correct POA signature format, real examples, how to sign a check as agent.
Editor’s Picks, How-to Guides
How to sign as power of attorney: POA signature examples
Quick answer: Sign the principal’s name first, then your own name, then a designation such as “Attorney-in-Fact” or “POA,” so the signature reads, for example, “Jane Doe, by John ...
Learn what you can safely edit on a signed PDF, when it invalidates the signature, and the compliant way to make changes with SignNow.
Editor’s Picks, How-to Guides
How to edit a signed PDF: Options, limits, and best practices
Quick answer: Editing a signed PDF is possible, but only within limits: some changes leave the signature intact, and others invalidate it the moment you save. A digitally signed ...
A blue blog thumbnail image with graphic elements and text: How to add a signature to a PDF.
Editor’s Picks, How-to Guides
How to add a signature to a PDF: Type, draw, or upload
There are three ways to add a signature to a PDF in SignNow: type it out, draw it with a mouse or finger, or upload an image of a ...
A cover image for the SignNow blog article "How to sign as power of attorney?".
Editor’s Picks, How-to Guides
How to sign as power of attorney: The correct format for every document type
Signing as power of attorney (POA) requires three elements: the principal’s name, your name, and a word or phrase that identifies your role as agent. Think of it like ...
Learn how to add a digital signature to a PDF in four steps
Editor’s Picks, How-to Guides
How to add a digital signature to a PDF in 4 steps
Quick answer: You can add a digital signature to a PDF with a certificate-based tool or a cloud eSignature platform, and which one fits depends on whether you’re signing ...
Learn how to sign a Word document electronically without printing, scanning, or mailing it back, using native Word tools or a dedicated eSignature platform.
Editor’s Picks, How-to Guides
How to sign a Word document electronically without printing it
A Word document can be signed entirely on screen: with a scanned image of a handwritten signature, Word’s built-in Signature line, a certificate-based digital signature, or a dedicated eSignature ...
Learn how to sign a PDF electronically, e-sign PDF documents online, and compare free and paid electronic signature PDF tools with SignNow.
Editor’s Picks, How-to Guides
How to eSign PDF documents: Free and paid 2026 options
AI Digest Accepted globally, electronic signatures carry significant legal weight under frameworks like the US ESIGN Act and Europe’s eIDAS Regulation. With contemporary platforms, you can sign PDFs online ...
Discover how AI electronic signature workflows cut review time by 90%,
Editor’s Picks, How-to Guides
AI electronic signature workflows: 5 improvements changing how businesses sign in 2026
This guide explains the five core ways artificial intelligence is transforming AI electronic signature workflows, moving them from simple signing tools into intelligent, automated systems. After reading, you will ...
Learn how to use an IRS electronic signature to eSign IRS forms online.
Editor’s Picks, How-to Guides
IRS electronic signature: How to sign tax forms correctly in 2026
This guide explains exactly which IRS forms accept electronic signatures in 2026, which methods are legally compliant, and how to complete the signing process without triggering a rejection. Over ...
A blue blog cover image with text: How to create an eSignature online
Editor’s Picks, How-to Guides
How to create an electronic signature online
Need to sign a document without printing? Wondering how to create an electronic signature online without software downloads and other inconveniences? Luckily, there are signature makers available online, and ...

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