Performing A Forcible Upgrade; Troubleshooting Upgrade Failures - Huawei G510 Maintenance Manual

The G510 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 G510 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 G510 powered off, press and hold the power key and the volume up and volume
down keys to drive the G510 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 G510.
2013-01-28
G510 Maintenance Manual V1.0
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.
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