Scanning to PDF turns paper documents, like forms, receipts, homework, contracts and notes, into digital files you can store, search, email and print. You don’t need an expensive scanner; most phones can create high-quality PDF scans in seconds.
With a phone: on iPhone, use the Notes or Files app and choose Scan Documents. On Android, Google Drive includes a scan feature that saves directly to PDF. These tools automatically detect page edges, straighten the image and enhance contrast. You can scan multiple pages into one PDF.
With a scanner or all-in-one printer: on Windows, use the Windows Scan app or your printer’s software and choose PDF as the file type. On a Mac, use Image Capture or Preview’s Import from Scanner option. Choose 300 DPI for documents, which balances readability and file size, and use color only when needed.
Make scans searchable: OCR (optical character recognition) converts the scanned image into searchable, selectable text. Many scanning apps and PDF programs offer OCR, which lets you search for words and copy text from the PDF.
Tips: scan on a flat surface with good lighting, avoid shadows, name files clearly (like 2026-11-receipt-hardware.pdf) and back up important documents to cloud storage. For sensitive documents, consider password-protecting the PDF and storing it securely.
Quick tip for Scan to PDF: always keep a copy of your original file before converting, compressing or editing, and open the final PDF on a second device to confirm fonts, images and page order came through correctly.
Privacy note for Scan to PDF: avoid uploading sensitive documents, like tax forms or IDs, to tools you don’t trust. Built-in apps on your phone or computer handle most PDF tasks without sending your file anywhere.
For official help, visit Google Drive Help. Find how to make a PDF on iPhone and reduce PDF file size guides on Minedit.