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Hot topics - Week of December 15, 2024
Wolters Kluwer Canada wishes you Happy Holidays!

Customer Service and Support Centre - Modified Business Hours for the 2024 Holiday Season (ET)
  • Tuesday, December 24, 2024: Closing at 2:00 p.m.
  • Wednesday, December 25, 2024: Closed
  • Thursday, December 26, 2024: Closed
  • Tuesday, December 31, 2024: Closing at 4:00 p.m.
  • Wednesday, January 1, 2025: Closed
Note: Our telephone support is only available on Mondays and Tuesdays exclusively for Taxprep and CCH iFirm customers, and will cease at the end of this year. Cantax, CCH AnswerConnect, AliForm, CCH Engagement, CCH Practice Management, CCH Scan and CCH Site Builder products are already only supported by web tickets. To learn more about how to contact us, please visit our corporate web site.
Support platform: Everything you need to know
Please refer to the videos below to find out how to register for the support platform and make the most of it:
This week most consulted articles from our Knowledge Base
  1. How do I install a network version of Taxprep?
  2. When will the next version of Taxprep, Cantax, or iFirm Taxprep be released?
  3. How do I download Taxprep?
  4. How do I register for the ''support.cch.com/oss/canada'' Support Platform?
  5. How do I attach files to my case on the ''support.cch.com/oss/canada'' Support Platform?
  6. How to configure the EFILE identification in CCH iFirm Taxprep?
  7. How do I reset my password for CCH iFirm?
  8. Install local Taxprep and get the activation key
  9. How to add a licence or security role in CCH iFirm
  10. What identification numbers do I need to be able to file T-slips or a T5013 return electronically through the internet file transfer (XML) (Transmit a return) with the CRA for 2024/2025?
  11. How to set up Taxprep Connect and Cantax AFR download to use the system default browser
  12. Where can I find the release notes for CCH iFirm?

Products Support

Knowledge Base Video Library My support cases Latest News System Requirements
Date: 2024-Dec.-18
Cantax T1Plus
System Requirements

To correctly execute the latest version of Cantax T1, your computer system must have the following:

Supported operating systems
  • Windows 10 (32-bit and 64-bit) Pro and Enterprise Editions*
  • Windows 11 (64-bit) Pro Edition*
  • Windows Server 2016
  • Windows Server 2019
  • Windows Server 2022
* For more information on the different Windows Editions, and their respective minimum requirements, consult the Microsoft Web site:
Note: RAM requirements are highly dependent on the operating system used. Please refer to the documentation provided with your operating system for minimum and recommended RAM requirements.
Important: We are strongly recommending that all customers enable the enhanced security measures available in Windows 10 or higher operating system, including SMB 3.0 encryption for data in transit. Since the configuration of SMB 3.0 is explicit, please consult this Microsoft article to proceed with its configuration.
Microsoft .Net Framework

Microsoft .Net Framework v.4.8.0 or higher is required.

Network File Systems
  • NTFS
  • FAT32
  • exFAT
PDF Printer

Cantax is compatible with the Amyuni PDF Document Converter 6.5.

Internet Connection
  • An Internet connection is required to use electronic services available with Cantax.
  • The TLS 1.2 protocol must be enabled in the Microsoft Edge browser settings.
Browser configuration required to use the Download CRA Tax Data service

If you can access the CRA’s Represent a Client service with your Web browser, your configuration should normally allow you to use the Download CRA Tax Data functionality.

The recommended configuration for Microsoft Edge is as follows:

  • the defined Internet security level is the default level;
  • the TLS 1.2 protocol is used;
  • the cookies are enabled; and
  • the JavaScript function is enabled.

If the above is not complied with, you might be unable to access the CRA log in services.
The CRA Represent a Client service uses persistent cookies. These persistent cookies will not log nominative data.