USPS Update for DM500 through DM1100

Products affected: DM500™ through DM1100™ (1C00, 1C05, 1D00, 1D04, 1D05, 1D08)

1. Get update instructions by selecting your machine’s software version below. How to check your software version.

2. Once you've performed the update, it's a good idea to check that your rates were installed successfully by using the Confirm Update tool on the instruction pages.


Support Options

  • Rates and Updates Assistance

    1-800-962-4088

    Monday - Friday 8AM-8PM Eastern

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