Articles
The Flint PDF library
Short, practical pieces on PDFs — fixing a typo, signing a contract, getting a file under 25 MB, picking the right format, dealing with awkward scans. 965 articles and counting.
Multiple signatures not showing on PDF? Show them all
Missing signatures from multi-signer PDFs usually mean flattening order or annotation issues.
3 minReadHow to Handle PDFs From Email Attachments
Most lost PDFs are still in email threads. A short pipeline gets them onto your machine, named properly, and into your library where you can find them.
3 minReadHow to Handle Quarterly Statement Archives Quickly
Quarterly archives spread the pain. Twenty minutes, four times a year, replaces the dreadful end-of-year statement scramble.
4 minReadHow to Have PDF Tools Ready on Any Machine
With browser-based tools and cloud storage, your PDF workflow follows you to any machine. Zero install, full capability.
3 minReadHow to Hide or Black Out Text in a PDF
Hide or black out sensitive text in a PDF properly — using redaction, not just visual overlays that can be removed.
3 minReadHow to Host a PDF Online for Sharing or Embedding
Host a PDF online with a shareable URL — for embedding, public download, or document references.
3 minReadHow to Insert a Page Into the Middle of a PDF
Insert a page into a PDF — at any position, from any source — without disturbing the original layout.
3 minReadHow to Keep PDF Versions Tidy
Most version chaos comes from inconsistent naming. Five rules make versioning predictable and let you find any draft in seconds.
3 minReadHow to Keep Your PDFs Under Control
Most PDF chaos is preventable with four small habits and 10 minutes a week. Here is how to keep your library calm forever.
3 minReadHow to Make a Clean PDF Look Like a Scanned Document
Make a clean PDF look like it was scanned — for visual consistency in archives or when submission requires scan-style documents.
3 minReadHow to make a PDF on Mac
Create PDFs on Mac from documents, images, or webpages. Built-in print-to-PDF handles most cases; Flint adds the polish.
3 minReadHow to make a PDF on Windows
Make PDFs on Windows from any app using Microsoft Print to PDF. Then polish in Flint — merge, edit, compress.
3 minReadHow to Make a PDF Properly Printable (No Margins, Page Size Right)
Prepare a PDF for clean printing — right page size, sensible margins, no surprises at the printer.
4 minReadHow to Make a PDF Read Aloud (Built-In and External Tools)
Get a PDF read aloud on Mac, Windows, iPhone, or Android — and tune the source for the best results.
3 minReadHow to Make a Scanned PDF Searchable With OCR
Turn a scanned PDF into a searchable, copy-able document by running OCR.
3 minReadHow to Make Classroom Handouts Into a PDF
Turn classroom handouts into clean, printable PDFs that don't reflow on the school photocopier or get rejected by the portal.
3 minReadHow to Make PDFs Accessible for Students
Make classroom PDFs accessible — text layers, alt text, headings, and the formatting choices that support every student.
4 minReadHow to Make PDFs Your Default Output
PDF as default output prevents layout chaos and makes every deliverable look right on every device. Here is how to make it the habit.
3 minReadHow to Merge 50 PDFs in One Go
Merging 50 PDFs in a desktop app is a project. In the browser, it is one drag-and-drop. Here is the workflow for monthly receipt packs and beyond.
3 minReadHow to Merge a Sales Proposal Pack
Combine cover, proposal, case studies, pricing, and terms into a single sales proposal PDF buyers actually open.
4 minReadHow to Merge Assignment PDFs from Students
Combine student assignment PDFs into one class file for marking, moderation, or external review — without losing track of authorship.
3 minReadHow to merge PDFs in Chrome
Merge PDFs in Chrome via Flint. Drag in source files, reorder, download one combined PDF.
3 minReadHow to merge PDFs on Android
Merge PDFs on Android in Chrome. Combine receipts, contracts, and scans into one tidy file in seconds.
3 minReadHow to merge PDFs on Chromebook
Merge PDFs on Chromebook in Chrome. Drag in source files, reorder, download a combined PDF. No app required.
3 minReadHow to merge PDFs on iPhone
Merge PDFs on iPhone directly in Safari. Combine receipts, contracts, or scans into a single tidy document in under a minute.
3 minReadHow to merge PDFs on Mac
Merge PDFs on Mac with Preview's drag-and-drop, or Flint for bigger jobs and clean page reordering.
3 minReadHow to merge PDFs on Windows
Merge PDFs on Windows in the browser. Drag in files, reorder, download a single combined PDF. No install.
3 minReadHow to Merge PDFs With Different Orientations (Portrait + Landscape)
Merge PDFs that mix portrait and landscape orientation — without forcing everything to the same direction.
3 minReadHow to Merge Property Listings Into One PDF
Combine multiple property listings into a single, navigable PDF buyers can scroll through in one go.
3 minReadHow to Merge Quarterly Statements Into an Annual Pack
Combine quarterly statements into a single annual pack — paginated, indexed, and ready for year-end review.
3 minReadHow to Move Pages Within a PDF (Reorder Sections)
Move pages around within a PDF — drag-and-drop reordering for individual pages or whole sections.
3 minReadHow to Name PDFs So Future-You Can Find Them
Bad filenames make PDFs invisible. A simple naming pattern — dates first, context next — turns your library into a search-friendly archive.
3 minReadHow to Number PDF Pages Starting From a Specific Page
Start PDF page numbering from a specific page — useful for skipping cover pages, restarting in appendices, or custom numbering schemes.
3 minReadHow to OCR a PDF for Searchable, Editable Text
Run OCR on a scanned PDF to make it searchable and editable — with multi-language support and accuracy tips.
4 minReadHow to Organise Financial PDFs by Quarter
Quarterly packs collapse a year of financial chaos into four neat archives. Here's the structure and the 30-minute quarterly routine.
4 minReadHow to Organise Your PDF Library Without Going Insane
Most PDF libraries die from over-engineering. Here is the three-folder system that scales from 50 PDFs to 50,000 without breaking.
4 minReadHow to Package a YC Application as a PDF
Package supporting materials for your YC application as a clean PDF — founder bios, traction proof, and product evidence.
4 minReadHow to Package Contract Attachments Into One Clean PDF
Combine a contract and its attachments — schedules, exhibits, side letters — into a single, navigable PDF the counterparty can sign.
4 minReadHow to password-protect a PDF online
Lock down a PDF with a password in your browser — no installs, no accounts, no sketchy uploads.
4 minReadHow to password-protect bank statement PDFs
Bank statements have your account number, balance and address. Encrypt them before they leave your machine.
3 minReadHow to password-protect legal PDFs
Legal PDFs leak careers as well as cases. Lock them before they leave the matter folder.
4 minReadHow to password-protect medical record PDFs
Health records are the most regulated documents you'll ever email. Lock them properly.
4 minReadHow to password-protect payroll PDFs
Payroll PDFs leak more than you think. Lock them before they leave the finance team.
3 minReadHow to password-protect tax document PDFs
Tax documents are identity-theft starter packs. A password is the minimum before forwarding them.
3 minReadHow to PDF Everything You Receive
Print-to-PDF turns anything into a clean archival artefact. Here are the OS tricks and workflows for unifying your incoming content into PDFs.
3 minReadHow to Prep Month-End Receipts Fast
Month-end receipts in 10 minutes, not 90. A repeatable monthly routine that handles solo founders and small finance teams alike.
3 minReadHow to Prepare a Buyer Disclosure Packet as a PDF
Build a clean, organised buyer disclosure packet in PDF — every certificate and disclosure where the buyer can find it.
4 minReadHow to Prepare a Freelance Portfolio PDF
Build a freelance portfolio PDF that wins work — curated, well-formatted, and small enough to email.
4 minReadHow to Prepare a Referral Letter as a PDF
Prepare a clean, signed referral letter as a PDF that the receiving clinician can read at a glance and act on immediately.
4 minReadHow to Prepare a Syllabus as a PDF
Prepare a clean, navigable syllabus PDF — what to include, how to structure it, and how to distribute it so students actually read it.
4 minReadHow to Prepare a Trial Bundle as a PDF
Prepare a court-ready trial bundle PDF — indexed, paginated, hyperlinked, and resilient to last-minute changes.
6 minReadHow to Prepare Court Documents as PDFs (Filing-Ready)
From draft to filing-ready: how to prepare court documents as PDFs that meet portal requirements every time.
5 minReadHow to Print a PDF as a Booklet (Folded Pages, Right Order)
Print a PDF as a booklet — folded, page-ordered, ready to staple — using home printers or commercial shops.
3 minReadHow to print a PDF from iPhone
Print PDFs from iPhone using AirPrint, or 'print' to PDF for a re-saved copy. Plus how to grab just the pages you need.
3 minReadHow to Print Multiple PDF Pages on One Sheet (2-Up, 4-Up, 6-Up)
Fit multiple PDF pages onto a single printed sheet — 2-up, 4-up, 6-up — for paper savings and quick handouts.
3 minReadHow to print a Keynote file as a PDF
Export Keynote presentations as PDFs for sharing. Edit the result in Flint to compress, sign, or add annotations.
3 minReadHow to Print a PDF Without Margins (Full Bleed, Edge-to-Edge)
Print a PDF edge-to-edge with no white margin — settings for home printers and tips for commercial print shops.
3 minReadHow to print to PDF on Mac
Print to PDF on Mac from any app — it's been in the print dialog since macOS 10. Edit in Flint afterward.
3 minReadHow to print to PDF on Windows
Print to PDF on Windows from any app using the built-in Microsoft Print to PDF printer. Then polish in Flint.
3 minReadHow to Process an Expense Report Pack in 2 Minutes
Monthly expense reports are mostly admin friction. A two-minute workflow handles the lot: capture, merge, compress, submit.
3 minRead