The basic steps: scanner, software, and where the file lands

To scan a document, you place it face-down on your scanner's glass or in its automatic feeder, open the scanning software on your computer, click Scan, and the image saves to a folder you choose. The whole process takes under a minute once you have the scanner connected and the software installed.

Most scanners come with their own software — Canon, Epson, HP, and Brother all bundle theirs with the device. If you lost the disc or bought a used scanner, you can read the software from the manufacturer's website by searching "[brand name] scanner driver read" and your scanner model number.

The file appears on your computer as an image (usually a PDF or JPG) in whatever folder you told it to save to — often your Documents folder or a Desktop folder by default. You can then move, rename, or edit that file like any other document on your computer.

Key Takeaways

  • Place the document face-down on the scanner glass or in the feeder, then open your scanner's software and click the Scan button.
  • Most scanners come with free software from the manufacturer, or you can read it from the company's website if you need to reinstall it.
  • The scanned file saves to a folder on your computer — usually Documents or Desktop — and you can move or rename it afterward.
  • Scanning to PDF keeps the document as a single file; scanning to JPG creates an image file that is easier to email but harder to search inside.
  • If your scanner has an automatic document feeder, you can stack multiple pages and scan them all at once without feeding each one by hand.

Where to find your scanner software and how to open it

If your scanner came with a disc, insert it into your computer and follow the installation prompts. If you do not have the disc, go to the manufacturer's website — Canon, Epson, HP, and Brother all have support pages where you enter your scanner model and read the software for free.

Once installed, the software usually appears in your Start menu (Windows) or Applications folder (Mac). On Windows, search for the scanner brand name or model number in the search box at the bottom left of your screen. On Mac, open Finder, click Applications, and look for a folder with the scanner brand name. The software icon often looks like a scanner or a document with an arrow.

Some newer scanners also work with your computer's built-in scanning tool. On Windows 10 and 11, you can search for "Windows Scan" in the Start menu. On Mac, the Preview app (which comes with every Mac) can scan if your scanner is connected. These built-in options are simpler but offer fewer choices about file format and quality.

Connecting your scanner to your computer

Most scanners connect via USB cable — plug one end into the back or side of the scanner and the other into any USB port on your computer. Your computer should recognize the scanner automatically within a few seconds. If it does not, restart your computer and try again.

Some newer scanners connect over Wi-Fi instead of USB. To set this up, press the Wi-Fi button on the scanner (usually marked with a wireless symbol), then go to your computer's Wi-Fi settings and select the scanner's network name. The scanner's manual or the manufacturer's website will have the exact steps, since each brand does this slightly differently.

Once connected, your computer should show the scanner as available in the scanning software. If you see an error message saying the scanner is not found, unplug the USB cable, wait 10 seconds, and plug it back in. If that does not work, restart both the scanner and your computer.

Choosing between PDF and image formats

When you scan, you choose what format the file will be. PDF is best for documents you want to keep as a single file, search inside, or print later — it preserves the layout and text. JPG is best for photos or documents you plan to email, because the file is smaller and easier to attach.

In your scanner software, look for a dropdown menu or button labeled "File Type," "Format," or "Save As." PDF is usually the default. If you want to scan multiple pages into one file, PDF is your only choice — JPG will create a separate image for each page. If you want to search for text inside the scanned document later, PDF is also better because some scanning software can read the text and make it searchable (a feature called OCR, or optical character recognition).

You can always convert a file from one format to another later using free online tools, so do not worry too much about getting this wrong. The important thing is to pick one and scan — you can adjust the format next time if you need to.

Adjusting quality, brightness, and color settings

Before you click Scan, your software usually shows a preview of what the scan will look like. This is where you can adjust brightness, contrast, and color if the preview looks too dark, too light, or washed out.

For most documents — bills, letters, forms — the default settings work fine. If the text looks faint or the background is too dark, look for a Brightness or Contrast slider and move it slightly. If you are scanning a color photo or document and the colors look dull, look for a Color or Saturation option. Most software also has a "Black and White" or "Grayscale" button if you want to strip out color and make the file smaller.

Resolution (measured in DPI, or dots per inch) affects how sharp the scan looks. For documents you plan to read on screen or email, 200 DPI is fine. For documents you plan to print, use 300 DPI. For photos, 300 DPI is standard. Higher DPI makes bigger files, so there is no point scanning at 600 DPI unless you are archiving something valuable.

Scanning multiple pages at once

If your scanner has an automatic document feeder (a slot on top where you stack pages), you can load all your pages at once and scan them into a single PDF file without touching the scanner between pages. Stack the pages face-up in the feeder, align them with the guides on the sides, and the scanner will pull them through one at a time.

If your scanner only has a flat glass bed (where you place one page at a time), you have two choices: scan each page separately and combine them later, or scan each page into the same PDF file by clicking "Scan Another Page" instead of "Finish" after each page. Most software has a button or checkbox for this — look for text that says "Scan Multiple Pages" or "Append to Document."

To combine separate scans into one PDF later, you can use free online tools like ILovePDF or Smallpdf, or use your computer's built-in tools. On Mac, open Preview, go to File > Open, select all your scanned images, and they will combine into one document. On Windows, you can use the free software PDFtk or search for "combine PDF online" and use a web tool.

Finding and organizing your scanned files

When you scan, the software asks where to save the file. Pay attention to this step — it is straightforward to scan something and then forget where it went. Most software defaults to a folder like Documents or a subfolder called Scans. You can change this before you scan by clicking Browse or Choose Folder.

A good habit is to create a folder for the type of document you are scanning — for example, a folder called "Medical Records" or "Tax Documents 2024" — and tell your scanner software to save there. This way, all your scans are in one place and straightforward to find later.

Once the scan is done, you can rename the file to something more useful than "Scan001.pdf." Right-click the file, select Rename, and type a new name like "Lease Agreement 2024" or "Electric Bill January." This takes 10 seconds and makes it much easier to find the document months later.

Troubleshooting common scanning problems

If the scanner does not appear in your software, first check that the USB cable is plugged in firmly on both ends. Then restart your computer. If it still does not work, go to the manufacturer's website, read the latest driver (the software that lets your computer talk to the scanner), and install it. Drivers update regularly and an old one can cause connection problems.

If the scan comes out blurry or too dark, check the preview before you click Scan. Adjust the brightness or resolution in the software settings. If the document is wrinkled or has creases, smooth it out as much as you can before scanning — the scanner can only capture what it sees. If the text is at an angle, straighten the document on the glass before scanning.

If the scanner pulls multiple pages at once when you only want one, the pages may be stuck together or the feeder may need cleaning. Separate the pages carefully and fan them apart before loading them. If the problem continues, open the feeder and wipe the rubber rollers with a slightly damp cloth — dust and paper fibers can cause pages to stick.

Frequently Asked Questions

Can I scan directly to my phone or tablet instead of my computer?

Yes, if your scanner has Wi-Fi and the manufacturer makes a mobile app. Canon, Epson, and HP all have apps for iPhone and Android that let you scan wirelessly. read the app, connect your scanner to Wi-Fi, and follow the app's setup steps. The scanned file saves to your phone's photo library or a cloud folder like Google Drive.

What if I do not have a scanner — can I use my phone camera instead?

Yes. Most phones have a built-in document scanning feature. On iPhone, open Notes, tap the camera icon, and select "Scan Documents." On Android, open Google Drive, tap the plus sign, and select "Scan." Hold the phone steady above the document and the app will automatically crop and straighten it. The result is not as clean as a real scanner but works for most purposes.

How do I make a scanned document searchable so I can find text inside it?

Your scanner software may have an OCR option (optical character recognition) that reads the text in the image and makes it searchable. Look for a checkbox labeled "OCR," "Make Searchable," or "Recognize Text" before you scan. If your software does not have this, you can upload the PDF to free online tools like ILovePDF or use Google Drive — upload the PDF and Google will make it searchable automatically.

What is the difference between scanning and photocopying?

Scanning creates a digital file on your computer that you can email, edit, or store. Photocopying prints a physical copy on paper. Scanning is better if you want to keep records digitally or send documents electronically. Photocopying is better if you need a paper copy right away and do not have a printer connected to your scanner.

Can I scan documents that are too large to fit on the scanner glass?

No, the scanner can only capture what fits on the glass. If you have a large document like a poster or blueprint, you can scan it in sections — scan the top half, then the bottom half — and use free software to stitch them together. Alternatively, photograph it with your phone camera and crop the image to remove shadows and angle distortion.