PDF Guides and How-Tos
Practical guides to merging, splitting, converting, compressing, signing and securing PDF files — written for people who just need the job done.
100 articles
Latest · Editing & Signing
How to Sign a PDF Electronically
Sign a PDF without printing it — draw it, type it, or upload a signature image. What counts as a signature, and how to place it properly.
Read the guideRecently updated
Troubleshooting
How to Fix a PDF That Opens Blank
The document opens, the page count is right, and every page is empty. Here are the causes and how to get the content back.
2 min · August 21, 2026
Security & Privacy
How to Redact a PDF Properly (Not Just Cover It Up)
Black boxes over text are not redaction — the words are still in the file. Here is how real redaction works and how to verify it worked.
3 min · August 20, 2026
Troubleshooting
Why Are Images Not Showing in My PDF?
Blank boxes, missing logos and grey rectangles where pictures should be — the causes, and how to get the images back.
2 min · August 19, 2026
Troubleshooting
How to Check a PDF Before You Send It
A two-minute checklist that catches the things that embarrass people — hidden data, failed redactions, missing fonts and wrong page order.
2 min · August 18, 2026
Compressing
How to Compress a PDF Without Losing Quality
Shrink a PDF while keeping it readable. What compression actually removes, how far you can push it, and how to check the result before you send it.
3 min · August 18, 2026
Merging & Organizing
14 articles
- How to Merge PDF Files (Free, No Sign-Up, No Upload)4 min
- How to Split a PDF Into Separate Pages3 min
- How to Split a PDF by File Size2 min
- How to Merge PDF Files on Android2 min
- How to Merge PDF Files on iPhone or iPad2 min
- How to Reverse the Page Order in a PDF2 min
- How to Remove Blank Pages From a PDF2 min
- How to Combine Scanned Documents Into One PDF3 min
- How to Rotate a PDF and Save It Permanently3 min
- How to Rearrange Pages in a PDF2 min
- How to Extract Pages From a PDF2 min
- How to Merge PDFs Without Uploading Them Anywhere3 min
- How to Delete Pages From a PDF3 min
- How to Combine PDF Files Without Losing Quality3 min
Converting
25 articles
- How to Convert Excel to PDF Without Cutting Off Columns3 min
- How to Batch Process PDF Files2 min
- How to Convert PDF to Word Without Losing Formatting3 min
- How to Convert JPG to PDF (Free, In Your Browser)3 min
- How to Convert a PDF to Google Docs2 min
- How to Convert Word to PDF Without Losing Formatting3 min
- How to Convert a PDF to an Image for Printing2 min
- How to Create One PDF From Word, Excel, Images and Slides2 min
- How to Export Tables From a PDF to CSV2 min
- How to Convert an Email to PDF2 min
- How to Convert a PDF to PDF/A for Long-Term Archiving3 min
- How to Convert a CSV to PDF2 min
- How to Copy Text From a Scanned PDF2 min
- How to Convert a Scanned Document to a Searchable PDF2 min
- How to Convert a PDF to Markdown2 min
- How to Convert a Photo to PDF on Your Phone2 min
- How to Convert a PDF Into Editable Text2 min
- How to Save a Web Page as a PDF2 min
- How to Extract Images From a PDF2 min
- How to Convert HTML to PDF (With the Design Intact)2 min
- How to Convert PDF to JPG in High Quality2 min
- How to Convert PowerPoint to PDF (One Slide Per Page)3 min
- How to Convert a PDF to PowerPoint Slides2 min
- How to Convert PDF to Excel and Keep the Table Structure3 min
- How to Convert PNG to PDF Without Losing Sharpness2 min
Compressing
10 articles
- How to Compress a PDF Without Losing Quality3 min
- How to Reduce PDF Size Without Adobe Acrobat2 min
- PDF File Size Limits: What They Are and How to Work Within Them2 min
- How to Flatten a PDF (And When You Should)3 min
- How to Get a PDF Under 1MB2 min
- How to Optimize a PDF for the Web2 min
- How to Reduce a PDF to 100KB (Or Any Exact Size)2 min
- How to Compress a Scanned PDF2 min
- How to Compress a PDF for an Email Attachment2 min
- Why Is My PDF So Large? (And How to Fix It)2 min
Security & Privacy
14 articles
- How to Redact a PDF Properly (Not Just Cover It Up)3 min
- Is It Safe to Use Online PDF Tools?2 min
- How to Password Protect a PDF2 min
- How to Stop People Copying Text From Your PDF2 min
- What Personal Data Is Hidden in Your PDF2 min
- How to Tell If a PDF Has Been Edited2 min
- How to Restrict Editing in a PDF2 min
- How to Share a PDF Securely2 min
- PDF Encryption Explained: What Actually Protects Your File2 min
- How to Add a Watermark to a PDF2 min
- How to Remove Metadata From a PDF2 min
- How to Permanently Remove Text From a PDF2 min
- How to Black Out Text in a PDF So It Cannot Be Recovered2 min
- How to Remove a Password From a PDF2 min
Editing & Signing
14 articles
- How to Sign a PDF Electronically2 min
- How to Add a Cover Page to a PDF2 min
- How to Annotate a PDF2 min
- How to Add a Header and Footer to a PDF2 min
- How to Fill Out a PDF Form2 min
- How to Add Text to a PDF2 min
- How to Sign a Contract and Send It Back Properly2 min
- How to Edit a PDF Without Adobe Acrobat2 min
- How to Sign a PDF on iPhone or iPad2 min
- Are Electronic Signatures Legally Binding?2 min
- How to Crop a PDF2 min
- Electronic Signature vs Digital Signature: The Difference2 min
- How to Add Page Numbers to a PDF2 min
- How to Add a Handwritten Signature to a PDF2 min
Troubleshooting
23 articles
- How to Fix a PDF That Opens Blank2 min
- Why Are Images Not Showing in My PDF?2 min
- How to Check a PDF Before You Send It2 min
- What Is a PDF File, and Why Does It Behave Like That?2 min
- How to Work With PDFs Offline2 min
- How to Make a PDF Accessible2 min
- How to Make a Scanned PDF Searchable2 min
- How to Translate a PDF2 min
- Should You Send a PDF or a Word Document?3 min
- How to Summarise a Long PDF2 min
- How to Organise a Large PDF Library2 min
- The Best Free PDF Tools That Do Not Need a Sign-Up2 min
- How to Fix a PDF That Will Not Print2 min
- How to Print a PDF Correctly2 min
- How to Compare Two PDFs and Find What Changed2 min
- Why Does My PDF Look Different on Another Device?2 min
- PDF Page Sizes Explained: A4, Letter, Legal and the Rest2 min
- PDF vs PDF/A: What Is the Difference?3 min
- What Is OCR and How Does It Work?2 min
- How to Fix Fonts Not Displaying Correctly in a PDF2 min
- Why Is My PDF Blurry? (And How to Fix It)2 min
- PDF Will Not Open? Here Is How to Fix It2 min
- How to Repair a Corrupted PDF2 min