Update; Online Update* (Not Supported Sunrise Service) - Huawei Sunrise Internet Box 5G User Manual

3.6 Update

In order to have Sunrise Internet Box 5G on latest supported version it is strongly
recommended that firmware (FW) upgrades of Sunrise Internet Box 5G are
performed only by Sunrise.
Before deploying new FW to Sunrise Internet Box 5G Sunrise runs extensive
validation of new FW. Only after successful testing, Sunrise will remotely update
Sunrise Internet Box 5G.
Updates are performed during maintenance window (02:00 – 05:00)

3.6.1 Online Update* (not supported Sunrise service)

Note: The Sunrise Internet Box 5G supports online update, however this option is
not supported nor recommended by Sunrise
Procedure
Step 1
Choose Advanced > Updates
Note
Step 2
Click Check for Updates to check for the latest version.
Step 3
Click Update. In the displayed dialog box, click began to update
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During your update, do not close the browser or unplug the Sunrise Internet Box 5G.
When detecting a new version and being updated, the Sunrise Internet Box 5G reports the
International Mobile Equipment Identity (IMEI) encrypted by RSA to the online update
server.
Sunrise Internet Box 5G User Manual