AGM A9 Detailed steps for software upgrade operation

1.

AGM A9 Detailed steps for software
upgrade operation

2.

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 Tcard).

3.

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%.。

4.

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.

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 will restart automatically later. 。

8.

The seventh step: after the screen is restarted,
the mobile phone can be used normally. 。