Check-In App Printers on Windows

Dymo Label PrinterInstalling Printer Drivers on Windows for the Check In App

In order to print with the Check In App, there may be some changes you will have to make to your local printing driver configuration. For Mac users, the supported Dymo LabelWriter 450 Turbo label printer and Epson TM-20II receipt printer work right out of the box. However, on Windows devices, additional configuration is necessary. The steps below will guide you on how to install a generic USB print driver that is needed for the RunSignUp Check In App to print receipts and bib labels.

Windows Print Driver Instructions

  1. Download Zadig.exe available from:
  2. Close any open applications
  3. Run the executable, giving it administrative permissions
  4. Select Options > List All Devices
  5. Choose ‘TM-20II’ or ‘Dymo LabelWriter 450 Turbo’ from the dropdown menu
  6. Choose the libusbk driver (not libusb-win32).
  7. Click ‘Reinstall Driver’ and wait for installation to complete. If installation fails, restart your computer and try again.
  8. After installation the printer is now ready for printing on the RunSignUp Check In App.

The RunSignUp Check In App is free and can be downloaded from the Chrome Web Store:

Author: RunSignUp

RunSignUp is the leading innovator of online tools for race registration, race day solutions, and running clubs. Services include RunSignUp for registration, RunSignUp Go for Race Day, RunSignUp RD Go for Timers, RunSignUp Clubs to enable membership management, and RaceJoy for mobile experiences. More than 10,000 race directors, timers, running club officers and running stores use these services today, including leading organizations like the Boilermaker Road Race, Crim Festival of Races, Pittsburgh Three Rivers Marathon, Inc., Fifth Third River Bank Run, Blacklight Run, Bubble Run, Night Nation, Mercedes Marathon, Kentucky Derby Festival, Leone Timing, KC Running Company, Compuscore Timing, Knoxville Track Club, Pikes Peak Road Runners, Gulf Coast Runners, Columbus Running Company, Playmakers Running Store and many more. In 2015, over 10,000 races used the system to register more than 2.7 million participants. In 2016 over 14,000 races will use the system to process over 4.3 million paid registrations. Services are free except for processing fees when conducting monetary transactions such as race registration or club membership renewal. RunSignUp is founded by runners for runners, using technical capabilities to bring the power of cloud computing to benefit the running community. For more information, visit

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