Supported Outlook versions
Check which versions of Outlook Attelas supports.
Read guidance →Help Centre
Help with Attelas.
Compatibility, setup and workflow guidance for Attelas customers.
Help topics
Browse guidance.
Supported finance systems
Check which finance systems and versions Attelas supports.
Read guidance →How Attelas works with shared mailboxes
See how Attelas works with a shared finance mailbox.
Read guidance →Reviewing prepared actions
Check prepared emails, coding and ERP actions before completing them.
Read guidance →Compatibility overview
Supported systems
Support varies by version and deployment. We confirm compatibility before implementation.
| Environment | Public support position |
|---|---|
| Microsoft Outlook | Outlook on the web, New Outlook for Windows and Classic Outlook on supported Windows installations |
| Dynamics 365 Business Central | Current supported releases, including eligible cloud and on-premise deployments |
| Dynamics 365 Finance & Operations | Current supported releases |
| Oracle NetSuite | Current 2025 and 2026 releases |
| Xero | Current cloud accounting environment |
Common questions
Before you get started.
Does Attelas replace Outlook?
No. Attelas is designed to work with Outlook and finance-system data so teams can handle finance workflows from the inbox.
Can Attelas work with on-premise finance systems?
Supported Microsoft Dynamics deployments include cloud and on-premise environments. Confirm the exact version and deployment with Attelas before implementation.
Does Attelas post or send work automatically?
Yes, where configured. Attelas can complete routine actions automatically within agreed permissions. Workflows can also require review or approval before an email is sent or an ERP action is completed.
Where can customers find detailed documentation?
Customers can sign in to the Attelas application for account-specific support documentation.