Time Is Off by One Hour on Poly Phones

Symptom

The time displayed on your Poly phone is incorrect by one hour.

Applies To

Poly Phones

Resolution

To resolve this issue, change the Daylight Saving Time start date.

Obtain the phone's IP address.
In a web browser on a computer on the same network as the phone, browse to the phone's IP address.
Log in as Admin and enter the phone's MAC password.
Go to Preferences > Date & Time > Daylight Saving.
Change the Start Date to the correct start date of Daylight Saving Time in your region.
Save your changes.

Cause

This is due to an incorrect start date for Daylight Saving Time set on the phone.