Installing PC Software has a desktop application available for use on PC. We refer to this throughout the help center as the PC software.

This article explains what is required to use the PC software, how to install and uninstall it, and how you can use PC software offline if you choose.

If you are a Mac user, use Online. Our online client works with any computer, PC or Mac. PC Software Requirements

The following are required to install 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:

    • 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

Install PC Software

  1. Go to the download page and click Download for the 32-bit or 64-bit option. (64-bit recommended.)

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

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


Uninstall and Reinstall PC Software

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

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

  2. Select Uninstall

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

    UninstallStamps_MRK.png PC Software will be uninstalled. You can reinstall it by going to

Uninstall Does Not Close Account

Uninstalling 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 application without logging in to your 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.

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

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