On a multiplatform phone the headset upgrade starts when the headset USB adapter is plugged into the phone and the XML file version is newer than the headset's software, and takes about 10 minutes.

Checked 2026-09-25

Vendor
Cisco
Product
Cisco IP Phone multiplatform firmware
Subsystem
headset firmware
Deployment
multi-tenant, third-party-call-control
Region
not restricted
Release range
page updated 2024-09-14
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Cisco headsets and Webex App calling endpoints: source note cisco-headsets-endpoints-mpp-upgrade-trigger. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-headsets-endpoints-mpp-upgrade-trigger

BibTeX

@misc{warmtransfer-claim-cisco-headsets-endpoints-mpp-upgrade-trigger,
  title  = {Cisco headsets and Webex App calling endpoints: source note cisco-headsets-endpoints-mpp-upgrade-trigger},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cisco-headsets-endpoints-mpp-upgrade-trigger},
  note   = {Source note cisco-headsets-endpoints-mpp-upgrade-trigger, checked 2026-09-25}
}

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