Step 1: Download the software upgrade package
Step 2: Unzip the software with Windows RAR.
Step 3: Log in the administration interface
Step 4: While logging in, click “System Management”-> “File Management”; there comes the upgrade interface.
Step 5: In the “software upgrade”, click “Browse” and choose the unzipped upgrade software, the IMG software; then click “Open”.
Step 6: While the IMG is successfully attached, click “Upgrade”.
Step 7: When the upgrade is done, go back to the configuration interface; click “System Status” and check if the “System Version” is the latest, which indicates the upgrade is done successfully or not.
Step8: After updating, please click “OK” to restore switch to factory defaults.