User's Manual

Table Of Contents
24
5.2.5 Upgrade
Only use the official software to upgrade the system, therefore preventing equipment
failure, data loss, or damage to the system security.
Be sure to back up your data before upgrade.
Ensure that the battery power is more than 30% before upgrading.
When an update is available,
you can upgrade the system.
The radio automatically downloads the upgrade package, and then starts to upgrade.
After you receive a system upgrade notification, the radio automatically downloads the upgrade
package, and then starts to upgrade.