Yealink VC400 User Manual page 158

User Guide for the VC400 Video Conferencing System
Click Browse to locate a configuration file from your local system.
Click Import to import the configuration file.
2.
Note
The file format of configuration file must be *.bin.
How to upgrade firmware?
To upgrade firmware via web user interface:
Click on Setting->Upgrade.
1.
Click Browse to locate the firmware from your local system.
2.
Click Upgrade to upgrade the firmware.
3.
The browser pops up the dialog box "Firmware of the video conference system will be
updated. It will take 5 minutes to complete. Please don't power off!".
Click Confirm to confirm upgrading.
4.
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