PyrbitPyrbit › Guides
Guides
Practical guides to everyday PDF jobs.
Most PDF problems turn up at the worst moment: an upload portal rejects your file the night before a deadline, someone asks for a “digitally signed” copy, or you need to share a statement without your account number. These guides explain what is actually going on in each case and walk you through doing it properly, step by step. They are written for everyday users rather than specialists, with examples from forms and documents common in India, and they point out the limits and pitfalls as well as the quick fixes. Where a Pyrbit tool helps, we link to it; every tool mentioned runs in your browser, so your files stay on your device.
-
File size
Reduce PDF size for online forms
Why scans and phone photos make PDFs so large, and how to get them under the size limit an online form asks for. Covers target-size and smart compression, grayscale, sensible scan settings and how to check the result is still readable.
Read the guide → -
Signatures
How to sign a PDF
Explains the difference between a drawn or typed signature, which is a picture on the page, and a digital signature backed by a certificate. Covers when each is accepted in India, DSC and Aadhaar eSign basics, how to verify a signature and why editing a signed file breaks it.
Read the guide → -
Privacy
Redact a PDF properly
Shows why a black shape drawn over text hides nothing from someone who copies, searches or edits the file. Walks through real redaction, finding PAN, Aadhaar, phone and email details, and checking the result and its metadata before you share it.
Read the guide → -
Scanning
Scan documents with your phone
A practical routine for turning paper into clean PDFs with a phone camera: light, background, framing and the right colour mode. Also explains what resolution you really need, how OCR makes scans searchable, and how to put many pages into one file.
Read the guide → -
Converting
PDF to Word: what converts well
Explains why turning a PDF back into Word is a reconstruction, which parts usually survive (text, headings, lists, simple tables) and which don’t (complex layouts, scans, unusual fonts). Ends with tips for the reverse trip from Word, Excel and PowerPoint to PDF.
Read the guide → -
Security
Password-protect a PDF, explained
Explains the two passwords a PDF can have, what AES-256 encryption protects, and why print, copy and edit restrictions are much weaker than they look. Includes advice on strong passwords, sharing them safely and removing a password you know.
Read the guide →
Looking for a specific tool?
Browse every Pyrbit PDF tool — each one runs in your browser.