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An article providing instructions on updating to Switchvox 7.9 is available here:
https://help.sangoma.com/community/s/article/Updating - to - Switchvox - 7-.9
An article on updating P-Series phone firmware once your Switchvox is at version 7.9 is available here:
https://help.sangoma.com/community/s/article/Updating - P-Phone - Firmware - in - Switchvox - 7-.9
An article on updating software modules for PBXact and/or FreePBX, notably the Endpoint Manager module, is available here: https://wiki.sangoma.com/display/FPG/Module+Admin+User+Guide
An article on loading firmware using Endpoint Manager for PBXact and/or FreePBX is available here:
https://wikisangomakb.sangoma.com/display/FPG/EPM-atlassian.net/wiki/spaces/PG/pages/31096876/EPM+Admin+User+Guide#EPMGuide#Firmware-AdminUserGuide-firmwaremanagementFirmwareManagementManagement
Other Upgrade Methods
To manually update the firmware on a Sangoma phone, download instructions for your phone firmware is here:
https://wikisangomakb.sangomaatlassian.comnet/displaywiki/PHONx/P3XX+FirmwarenwBvBw
Upgrade via direct Phone WebUI
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Information on default username/passwords for all Sangoma phones is available here:
https://helpsangomakb.sangomaatlassian.comnet/communitywiki/s/article/What-are-the-default-login-and-password-for-a-Sangoma-phonex/c4CUGQ
Note: The WebUI will not work if the phone has already been provisioned or setup. If this is the case, you must first do a Factory Reset to the phone, reboot, and then the WebUI will work,