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We are aware of a tape compartment issue affecting the DYMO LabelWriter 450 Duo. This is related to the recent Windows 10 software update (KB5015807). DYMO would like to apologize for any inconvenience caused and offer this step-by-step guide including the most common solutions. If this does not solve the issue, please do not hesitate to Contact Us directly.

Online Support SDK

DYMO SDK

Build DYMO technology into your solutions

Simplify and speed integration with DYMO SDKs

For more than 12 years, software developers and product development engineers have used DYMO Software Development Kits (SDKs) to incorporate DYMO label printing into their in-house systems or customer solutions. Whether you're developing for Windows^®, Mac^®, Linux^® operating system, or for a custom embedded system, we've got the SDK you need to make our technology part of your solution.

LabelWriter^® & LabelManager^® SDKs

DYMO SDK for Windows^® and Mac^® provides everything you need to create and print a label on applicable LabelWriter^® and LabelManager^® printers, including:

Fully integrated printer control so you don't have to worry about paper type selection, printer resolutions, margins, custom page sizes, and all the other complexities of printing.
Advanced text handling, including rotation, curved text and shrink-to-fit.
Intelligent mail barcodes for faster delivery of mail.
Built-in support for photo ID applications.
Built-in support for reading, re-sizing, and printing most common graphics formats.
Built-in support for UPC, EAN, EAN 128, ITF-14, Code-128, Code 39, Interleaved 2 of 5, IMB, POSTNET, PLANET and other barcode symbologies.
Printing support for the full range of DYMO printers, including the LabelWriter 450 series, the 4XL, the LabelWriter Wireless, the LabelManager 500TS, 420P, 280, PnP and the MobileLabeler label maker.

Developers have used these DYMO SDKs to:

Print shipping labels from order entry systems.
Print barcode labels from inventory control applications.
Print patient file folder labels from medical office and patient management software.
Print badges from visitor and seminar management programs.

SDK for Windows

An AppleScript interface to the DYMO Label Software application, and many sample scripts that illustrate typical label printing tasks.
A native Safari browser plug-in which enables browser-based applications
Sample showing use of the Automator tool for creating custom workflows
Programmer's manual
Comprehensive FAQ
Email support via the DYMO SDK Support and Development Team

Download DYMO Label v8 Software Developer's Kit, Windows >

DYMO Connect SDK Windows

NuGet package: https://www.nuget.org/packages/DYMO.Connect.SDK/

Support (Samples, documentation and report issues): https://github.com/dymosoftware/DCD-SDK-Sample

DYMO Connect Framework (Web SDK)

JavaScript SDK and support(documentation and report issues): https://github.com/dymosoftware/dymo-connect-framework

Support (Samples): https://github.com/dymosoftware/DCD-SDK-Sample/tree/master/JavaScript

SDK for Mac

An AppleScript interface to the DYMO Label Software application, and many sample scripts that illustrate typical label printing tasks.
A native Safari browser plug-in which enables browser-based applications
Sample showing use of the Automator tool for creating custom workflows
Programmer's manual
Comprehensive FAQ
Email support via the DYMO SDK Support and Development Team

Download DYMO Label v8 Software Developer's Kit, Mac OS X >