Installing Stamps.com Classic PC Software

Need XML import/export functionality, ODBC Connectivity, packing slips, or doc tabs? Our classic Stamps.com PC software offers these unique features.

For everything else, the Stamps.com desktop app offers 24/7 access to USPS®, UPS®, and more carriers so you can print stamps, labels, Certified Mail®, and schedule pickups in minutes—without needing to keep a tab open in your browser. Visit stamps.com/download to get the desktop app!

To download, install, or uninstall our classic PC software, keep reading for step-by-step instructions.

Install Stamps.com Classic PC Software

  1. Select your preferred options from the links below:

    The following are required to install Stamps.com PC software:

    • A 32-bit or 64-bit PC computer running Windows 8 operating system or later

    • At least 512 MB of RAM

    • The latest version of a recommended internet browser with TLS1.2 enabled in Internet Options. Recommended browsers:

      • Google Chrome

      • Microsoft Edge

      • Mozilla FireFox

    • A Windows-compatible printer with a resolution of 300-dpi or higher. Supported printers include:

      • Stamps.com ProLabel Express

      • DYMO LabelWriters (EL60, 320, 330, 330 Turbo, CoStar XL, Duo, Twin Turbo, 450, 450 Turbo, 450  Twin Turbo, and 4XL)

      • Eltron and Zebra printers

      • Most inkjet and laser standard printers

    • An internet connection

  2. Open the downloaded file. Our Installation Wizard will open and begin installing.

    Web-browser download history shows a downloaded Stamps 64 .exe file. An Arrow points to the Open button.

  3. Enter your Stamps.com Username and Password, then click Sign In. If you have not opened a Stamps.com account, click the link at the bottom of the login window to create an account.

    Stamps PC version. Sign-in popup. Arrows point to the Username & Password fields. Box highlights Sign-In button

Uninstall and Reinstall Stamps.com Classic PC Software

You must close Stamps.com before you can uninstall it. To do so, select File, then Exit.

  1. Select Start in your Windows taskbar and type in Stamps.com.

    Windows start-menu search field. Box highlights stamps.com typed in

  2. Select Uninstall Stamps.com.

    Windows PC start menu. Box highlights the Uninstall Stamps option.

  3. Choose Uninstall Stamps.com in the pop-up that appears. Then, click Next.

    Stamps maintenance popup. Arrow points to the UNINSTALL radio button

Stamps.com PC Software will be uninstalled. You can reinstall it by going to Stamps.com/download.

Uninstall Does Not Close Account

Uninstalling Stamps.com software does not close your account. To close your account, see our Close Your Account help article.

Use in Offline Mode

You can choose to start the Stamps.com application without logging in to your Stamps.com account.

When working in offline mode, if you perform an action that requires you to be logged in, a login pop-up will automatically appear.

To work offline when your system starts up:

  1. Go to File > Preferences. The Preferences dialog box will open.

    Stamps PC version. Arrow from File tab dropdown points to Preferences with Box highlight.

  2. Go to the General tab.

  3. Uncheck the box next to Prompt for login at start-up and click OK.

    Preferences. General tab. Box highlights Login Preferences

Stamps.com will now launch in offline mode until you disable this setting.

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