Support Request

Software Support

Contact the DT Professional Suite Software Support Department

Support for users of the DT Professional Suite is available through a number of channels.

Our support hours:

March 1st to April 30th, 2019
Monday to Friday 8:00 am to 9:00 pm EST
Saturday and Sunday 9:00 am to 5:00 pm EST

April 19th and April 22nd, 2019
Good Friday and Easter Monday
9:00 am to 5:00 pm EST

April 21st, 2019
Easter Sunday
Office closed

Our support team is at your service when you have questions about the use of your DT Professional suite software.

Contact our support department at: 1 800 663-7829

Support for DT users is available through a number of channels:

The DT Max Knowledge Base

The Knowledge base provides you a complete reference guide to all features and functions of DT Max.
Click on the following button to access the updated Knowledge base.

Knowldge Base

Support request form

If you are unable to find the answer to your question in the Knowledge base, send your questions by email through the Support Request Form, by selecting Software support from the Help menu in the DT Max program. You can also directly email us your support question at:

Select the Support Request Form through the help menu.
Support Request Form in DT Max

Fill out the form and click on Submit email.
Support Request Form in DT Max


Select the Software support option from the Help menu, and click Support request form. Fill out the form, print it and fax it to Thomson Reuters at 514-733-8058. A member of the software support team will quickly get back to you by fax or by telephone.


If you wish, you can also reach our software support team by calling the Thomson Reuters support lines at 514-733-8355 in Montreal, or toll free at 1-800-663-7829.

Join the DT Email List: Click here.

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