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Installing Your Phone
Updating Your Phone Firmware
Cisco Small Business SPA50X and SPA51X Series SIP IP Phone User Guide 26
2
Update the Firmware on the Phone
To update the firmware on the phone:
STEP 1 Download the updated firmware onto your PC.
NOTE If you are in a VPN connection, you might need to disconnect from the network
before proceeding so that your PC can communicate directly with your phone for
the upgrade.
STEP 2 Run the executable file for the firmware upgrade (for example, double click
spa50x-30x-7-4-9c.exe). A message regarding upgrading your phone displays.
STEP 3 Click Continue.
STEP 4 Enter the IP address of your phone and verify the address of your PC.
STEP 5 Click OK. The system displays information about your phone firmware and
hardware.
STEP 6 Click Upgrade to begin the upgrade.
!
CAUTION Do not disconnect your phone power until the upgrade is complete (the lights on
your phone are no longer blinking).
STEP 7 Click OK to dismiss the status message of the upgrade.