Online upgrade：
1.Mobile phone connection product WIFI signal (WIFI signal is model brand+random code) WIFI password is 12345678
2.Mobile phone browser to enter 192.168.50.2 click Check for Updates
U drive upgrade：
Preparation for upgrade：
1.Prepare a USB flash drive and format it as FAT32
2.Download firmware
1.Insert the U disk into the product USB interface, it will enter the automatic upgrade
2.After a successful upgrade will show "Upgrade Success" word, unplug the U disk, re-pluggable product
Note: Check the current version number after upgrading
Ver: 2020.06.16.1452
The above upgrade is only used for this upgrade, and will be upgraded online in the future.
