The basic steps: connect, place, and scan

Most modern printers have a built-in scanner. To scan a document, you place the paper face-down on the glass or face-up in the automatic feeder, press the Scan button on the printer itself, and the file lands on your computer. The printer and computer must be connected — either by USB cable, Wi-Fi, or Ethernet — and your computer needs the printer's driver software installed so it knows how to talk to the hardware.

The exact steps depend on whether your printer has a physical Scan button, whether you're using Windows or Mac, and whether the printer is connected by cable or network. But the core idea is the same: the scanner reads the paper, converts it to a digital image or PDF, and sends it to a folder on your computer.

Key Takeaways

  • Your printer must be connected to your computer by USB, Wi-Fi, or Ethernet, and the printer driver must be installed before scanning will work.
  • Most printers let you press a physical Scan button on the machine itself, which sends the scanned file directly to a default folder on your computer.
  • If your printer has no Scan button, you can use the scanner software on your computer (Windows Fax and Scan, or the manufacturer's app) to control the scan remotely.
  • Flatbed scanners work best for single pages and documents with odd shapes; automatic feeders are faster for stacks of pages but can jam on thin or fragile paper.
  • Scanned files are usually saved as PDF or JPG, and you can change the resolution, color mode, and destination folder before scanning.

Check the connection between printer and computer

Before you scan anything, make sure the printer is actually connected to your computer. If you're using a USB cable, plug it into both the printer and an open USB port on your computer. If you're using Wi-Fi, the printer and computer must be on the same network — check your printer's settings menu (usually accessed by pressing the Menu or Settings button) to confirm it's connected to your Wi-Fi network, then check your computer's network settings to confirm it's on the same network.

Next, install or update the printer driver — the software that lets your computer recognize and control the printer. Go to the printer manufacturer's website (HP, Canon, Brother, Epson, Xerox, and others all have support pages), search for your exact printer model, and read the driver for your operating system. Run the installer and restart your computer. Without the driver, your computer won't see the scanner as an option.

Scan using the button on the printer itself

Most printers have a physical Scan or Copy button on the front panel. Place your document face-down on the glass (the flatbed) or face-up in the automatic feeder tray, depending on which your printer has. If you're not sure which to use, check the printer's manual or look for a diagram printed on the machine itself — usually near the lid or feeder.

Press and hold the Scan button for two to three seconds. The printer will beep or show a light to confirm it's scanning. The file will be saved to a default folder on your computer — usually "Scans" or "My Documents" on Windows, or "Documents" on Mac. The file name is typically something like "scan001.pdf" or "scan001.jpg". You can rename it and move it to a different folder afterward.

If the Scan button doesn't work, check whether the printer is actually connected to the computer. Open your computer's device manager (Windows) or System Report (Mac) and look for the printer in the list. If it's not there, the driver isn't installed or the connection is broken.

Scan from your computer using scanner software

If your printer has no physical Scan button, or if you want more control over the scan settings, use the scanner software on your computer instead. On Windows, open the Start menu and search for "Windows Fax and Scan" — this is a built-in app that works with most printers. On Mac, open the App Store and search for "Image Capture" — this is also built in.

Open the app, select your printer from the list of devices, place your document on the scanner, and click the Scan button in the app. You'll see a preview of the scan before it saves. You can adjust the resolution (measured in DPI, or dots per inch — higher numbers mean sharper images but larger files), choose color or black-and-white, and pick where to save the file.

Many printer manufacturers also offer their own scanning apps — HP has "HP Scan", Canon has "Canon IJ Scan Utility", Brother has "Brother iPrint&Scan". These apps often have more features than the built-in Windows or Mac software, like automatic document detection or the ability to scan directly to email. Check the manufacturer's website to see if an app is available for your model.

Choose between flatbed and automatic feeder

Most printers have one or both of these scanning surfaces. A flatbed scanner is a glass plate where you place one page at a time, face-down. It works well for single pages, photos, book pages, or documents with odd shapes or thickness. The downside is that you have to scan one page at a time, which is slow if you have a stack.

An automatic feeder (sometimes called an ADF) is a tray on top of the printer where you stack multiple pages face-up. You load the whole stack, press Scan, and the printer feeds the pages through one at a time. This is much faster for scanning 10 or 100 pages at once. The downside is that automatic feeders can jam on thin paper, cardstock, or fragile documents, and they don't work well with photos or pages of different sizes.

If your printer has both, use the flatbed for anything delicate or unusual, and use the feeder for stacks of standard office paper. If you're scanning a mix — some single pages and some stacks — scan the stack first with the feeder, then place the single pages on the flatbed one at a time.

Adjust resolution, color, and file format before scanning

Before you hit Scan, you can change how the file will look and how large it will be. Resolution is measured in DPI (dots per inch). For text documents that you'll only read on screen, 200 DPI is enough. For documents you might print, use 300 DPI. For photos or documents with fine detail, use 600 DPI or higher. Higher resolution means sharper images but much larger file sizes — a 300 DPI color scan of a single page can be 5 to 10 MB.

Color mode is usually a choice between color, grayscale, or black-and-white. Color scans are largest; black-and-white scans are smallest. If you're scanning text on white paper, black-and-white is usually fine and saves space. If you're scanning a document with color logos or photos, use color.

File format is usually PDF or JPG. PDF is better for documents because it preserves the layout and is straightforward to share. JPG is better for photos. Most scanner software defaults to PDF, which is fine for most purposes. You can change the format in the scanner app's settings before you scan.

Find and organize your scanned files

After you scan, the file goes to a default folder. On Windows, check "Documents" or "My Documents" first, then look in a subfolder called "Scans" or the printer manufacturer's name. On Mac, check "Documents" or look in a folder with the printer's name. If you can't find it, open the scanner app and look for a "Save to" or "Destination" setting — it will tell you exactly where the file is going.

Once you find the file, rename it to something meaningful — "tax_return_2024" instead of "scan001" — and move it to a folder where you'll remember to find it later. If you scan documents regularly, create a folder structure like "Scans/2024/January" so you can find old documents months later. Many people scan documents and then forget where they saved them, so spending 30 seconds organizing now saves frustration later.

Frequently Asked Questions

What if the printer won't scan to my computer?

First, check that the printer and computer are connected and the driver is installed — open your device manager (Windows) or System Report (Mac) and look for the printer in the list. If it's not there, reinstall the driver from the manufacturer's website. If the printer is listed but scanning still doesn't work, restart both the printer and computer, then try again. If you're using Wi-Fi, make sure both devices are on the same network.

Can I scan directly to email or cloud storage?

Some printers can, but not all. Check your printer's manual or the manufacturer's website to see if your model supports scanning to email, Google Drive, or Dropbox. If it does, you'll set it up in the printer's settings menu — you'll need to enter your email address or cloud account login. If your printer doesn't support this, you can scan to your computer first, then upload the file manually.

Why is my scan blurry or too dark?

Blurriness usually means the resolution is too low — try scanning again at 300 DPI or higher. Darkness usually means the scanner's exposure setting is too high — in the scanner app, look for a brightness or exposure slider and adjust it before scanning. Also make sure the glass or feeder is clean — dust and smudges make scans look bad.

How do I scan both sides of a page?

If your printer has an automatic feeder, load the stack face-up, scan all pages, then flip the stack over and scan again. The scanner app will save them as separate files, so you'll need to rename them and keep track of which is side 1 and which is side 2. Some newer printers have a "duplex" or "two-sided" mode that handles this automatically — check your printer's manual to see if yours does.

What's the difference between scanning and photocopying?

Photocopying prints the document directly from the scanner to the printer's paper tray — the computer isn't involved. Scanning sends the digital file to your computer instead. If your printer has a Copy button, that's photocopying. If it has a Scan button, that's scanning. You can do both with the same machine, but they're separate functions.