Allupgrade Aml920 4g 512m None Sos- -

The mention of "None Sos-" at the end could imply a lack of SOS (Emergency) functionality or perhaps a typo/config error in the details provided.

Users report these exact problems (matching the keyword): Allupgrade Aml920 4g 512m None Sos-

Note: “Allupgrade” is sometimes used with Rockchip devices via a different tool (FactoryTool). But on Amlogic, Allupgrade is a script/batch file that calls aml_upgrade_tool. The mention of "None Sos-" at the end