AGM A9 Detailed steps for software upgrade operation

Август 6, 2022

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AGM A9 Detailed steps for software upgrade operation

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2. Step 1: Unzip the compression package and copy the folder T61RU_TF、change-product-name、UpdattePSCCode into the T-card root directory
3. Step 2: Insert the T card into the cell phone slot, and check whether it is
4. Step 3: Upgrade the software by holding down the three keys of "Voice up, Voice down,
5. The fourth step: mobile phone boot screen prompts and system updates 100 percent, then successfully upgraded.
6. Fifth step: mobile phones must not be switched off from battery to touch button during upgrading.
7. Step 6: The prompt operation "Update Successfully, the system will restart automatically after 3 seconds" and
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Step 1: Unzip the compression package and copy the folder T61RU_TF、change-product-name、UpdattePSCCode

into the T-card root directory (notice： using a card reader to copy files to the T-card).

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Step 2: Insert the T card into the cell phone slot,

and check whether it is fully plugged in to ensure that the cell phone power is more than 50%.。

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Step 3: Upgrade the software by holding down the three keys

of "Voice up, Voice down, Power down" for a long time after the cell phone is turned off.

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The fourth step: mobile phone boot screen prompts and system updates

100 percent, then successfully upgraded. 。

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Fifth step: mobile phones must not be switched off from battery

to touch button during upgrading. 。

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Step 6: The prompt operation "Update Successfully, the system will restart

automatically after 3 seconds" and will restart automatically later. 。