Performing A Forcible Upgrade; Troubleshooting Upgrade Failures - Huawei Y300 Maintenance Manual

Y300 Maintenance Manual
The Y300 starts to upgrade and then restarts automatically after the upgrade is complete.
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5.4.2 Performing a Forcible Upgrade

If the U8825-1 fails to start, perform a forcible upgrade as follows:
Step 1 Delete the data on the microSD card or format the microSD card.
Step 2 Create a folder dload in the root directory of the microSD card and copy UPDATA.APP
from the main upgrade package to the dload folder.
Step 3 With the Y300 powered off, press and hold the power key and the volume up and volume
down keys to drive the Y300 to enter forcible upgrade mode.
Figure 5-11 shows how to perform a forcible upgrade.
Figure 5-11 Performing a forcible upgrade
The phone restarts automatically after the forcible upgrade is complete.
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5.5 Troubleshooting Upgrade Failures

Failure
(Computer) Failed to
detect the Y300.
Failed to upgrade the
Y300 using the USB
cable.
Issue 1.0 (2013-01-24)
Solution
1. Check that no other driver conflicts with the USB driver for
the upgrade.
2. Check that the USB driver has been properly installed.
3. Check that the USB cable has been properly connected to the
computer.
1. Check that the USB cable has been properly connected to the
computer.
2. Perform the upgrade again.
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