WARNING: During the upgrade process the device will
reboot multiple times and show software upgrade screens. Do not remove the AC
charger as this might stop the update and your device may be rendered
inoperable!
Details
Before you proceed, please confirm that this software
upgrade to a newer version than what is currently loaded on your device. If it
is the same version, there is no need to reload the software. Navigate to the
Home screen then tap All apps > Settings > About and
locate the Software version. If your Software number is less than new
update, you should proceed with the upgrade.
Getting
Started
Before you proceed with the update, make sure you have
done the following:
· Set aside approximately 20
minutes to allow the device to update
· Connect the device to a
charger
· Ensure the battery is charged
to at least 35%
· If available, connect to Wi-Fi
or 3G/4G LTE to speed up the update download process
Installation
instructions
To download and install the update from the device,
follow these steps below:
1. From the Home screen tap All apps, tap Settings.
2. Tap System updates.
3. Tap HTC software update.
4. Tap Check now.
5. Tap DOWNLOAD to download the update.
6. If downloading the update using the mobile data
network (not connected to Wi-Fi), you may be prompted with a data fee warning
message. If this is acceptable, tap YES to start the upgrade process.
7. Status of the download can be checked in the
Notifications pull down.
8. Once the download is complete, the user will be
prompted to install from the Notifications pull down. Tap the System update to
begin the upgrade process.
9. Tap OK to begin the update process to new
software version.
WARNING: During the upgrade process the device will
reboot multiple times and show software upgrade screens. Do not remove the AC
charger as this might stop the update and your device may be rendered inoperable!
10. Device will reboot and begin installation. Users will
not be able to use their device during the installation process (approximately
10 minutes).
11. The system update is complete. Tap OK to
continue.
12. For best performance, open Play Store and tap the Menu
icon, then select My apps and ensure
all installed apps are updated