Mitel Upgrade

Is your organisation prepared?

Mitel Lifecycle Announcement

As an authorised Mitel partner, we would like to inform all users that Mitel has made the decision to initiate the end of life process for the MiVoice Office 250 solution. 

ALL of MiVoice Office 250 related products and systems will be affected by this event which will be taking place over a period of time.

Products that will be affected by this includes line cards, trunk cards, software licenses and broader components such as Attendant console, PS-1, and CT Gateway as well.

We will continue to review as we get closer to the date to assess if there is demand or inventory to consider any extension. Please note that any extension would be communicated separatelY.

Mitel Upgrade

Lifecycle Plan Milestones

The following table shows the lifecycle milestones for MiVoice Office 250 and Application Suite. Application Suite has the extended part availability and support due to the recent increase of its use as the work style and environment is changing.

Please note that dates shown beyond the formal end of new sale milestone are planned dates at this time and could extend further based on supply and demand. Any change to these dates would be advised under a separate communication or a revision to this bulletin.

Product Line

End of New System Sales

End of Add-on Sales

End of Software Design

End of Technical Support – End of Life


January 31, 2022

June 30, 2022

January 31, 2023

June 30, 2026

MiVoice Office 250

HX Controller and all marketing kits which include the HX Controller

85×8 Digital Phones System cards, expansion cards/bays Software licenses CT Gateway



Speak to our Mitel Upgrade team today

As your Mitel partner, we have all dates that are being discontinued and the advised next steps to avoid any business disruption. Leave your details and we will provide a consultative approach to upgrade your organisation to a more compatible solution

Alternatively, call us on 0345 3620 247

How will this impact you?

End of New System Sales

After the End of Sales date, no new MiVoice Office 250 system sales will be available. The base packages for Application Suite will continue to be available until the End of Sales (Application Suite).

End of Add-on Sales

All parts for MiVoice Office 250, except the Software Assurance renewal parts, are discontinued after the End of Add-on Sales.

End of Software Design

There will be no scheduled software release for MiVoice Office 250 after the End of Software Design.

End of Technical Support/End of Life

Between the end of design support and end of Technical Support, we will continue to take calls and offer help to resolve (but no software changes will be made). Please note that to continue to access Technical Support Services, Software Assurance must be maintained.
Hardware warranty service will be available based on the eligibility date of each hardware unit.

Repair of out of warranty unit is available at the best effort basis.

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