Siliph PDF guides
Compress PDFs for Indian government portal uploads
Exact how-to guides, not generic tips. PM Kisan, Ayushman Bharat, ration card, PM Awas Yojana and state schemes with real size limits.
How to Convert a PDF to Excel for Free (and Keep the Columns)
Convert a PDF table or bank statement to Excel for free, use Get Data from PDF in Excel, handle scanned files and fix numbers stored as text after conversion.
24 Oct 2026
How to Compress a PDF for Free on Any Device
Make any PDF smaller for free: pick the right compression level, shrink files for email or WhatsApp, and use the built-in options on Mac, Windows and phones.
24 Oct 2026
How to Unlock a PDF and Remove Its Password (Legally)
Remove a password from a PDF you own: the difference between open and owner passwords, how to unlock online for free, and how to do it in Acrobat or Preview.
24 Oct 2026
How to Create a Fillable PDF Form for Free
Make any PDF fillable for free: detect fields, add checkboxes and drop-downs, set the tab order and test the form, with LibreOffice and Acrobat compared.
24 Oct 2026
How to Make a Paystub Online for Free (and Keep It Legal)
Make a free US or Canadian pay stub: what it shows, how to work out Social Security, Medicare and CPP from official sources, and why fake stubs are fraud.
24 Oct 2026
How to Combine PDFs Into One File on Windows, Mac and Online
Put two or more PDFs into one file for free: merge online in the right order, use Finder or Preview on a Mac, and fix locked files, page order and file size.
24 Oct 2026
How to Add a Watermark to a PDF (Text or Logo, Free)
Add a CONFIDENTIAL, DRAFT or logo watermark to a PDF for free, with the right opacity and angle, plus the options in Word, Google Docs and Acrobat.
24 Oct 2026
How to Edit a PDF for Free (Online, No Sign-Up)
Edit a PDF for free with no sign-up: change existing text, add text, images and signatures in your browser, plus free options on Mac, Windows and phones.
24 Oct 2026
How to Rotate a PDF Permanently and Save It
Rotated a PDF and it opened sideways again? Learn the difference between rotating the view and the page, and how to save rotation on any device for free.
24 Oct 2026
How to Edit Text in a Scanned PDF: 3 Methods That Work
A scanned PDF is a picture, so its text cannot be selected. Learn when to cover and retype, when to run OCR and edit in Word, and how to avoid OCR errors.
24 Oct 2026
How to Extract Images From a PDF at Full Quality
Pull photos out of a PDF at their original resolution, find out why charts do not extract, and when to render pages instead. Free online and desktop options.
24 Oct 2026
How to Password Protect a PDF (and Choose a Password That Holds)
Lock a PDF with an open password, understand why permission limits are weak, and pick a password using current NIST and NCSC advice. Free, no account.
24 Oct 2026
How to Fill a PDF Form on Your Phone (iPhone and Android)
Fill and sign PDF forms on a phone: tell fillable, flat and XFA forms apart, then use iPhone Preview, Google Drive or a browser tool. Free, no app needed.
24 Oct 2026
How to Remove Pages From a PDF on Any Device
Delete pages from a PDF by thumbnail, keep only the pages you need, and avoid page-number mix-ups. Steps for Siliph, Mac Preview, iPhone and Acrobat.
24 Oct 2026
How to Merge PDFs on iPhone and Android Without an App
Combine PDFs on a phone with no app: use the iPhone Preview app on iOS 26, or any browser on iPhone and Android, add photos as pages and set the order.
24 Oct 2026