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Android Flashing Guide

262 bytes added, 12:08, 21 June 2018
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This document will guide you through the necessary steps needed to install or update Android on your Gemini.
'''Please note: &nbsp;''' '''<span style="color: #ff0000;">Installing Android will delete any user data on the device. Please make sure you have a backup of any important data before starting!</span>'''
<div style="text-align: justify;">'''Important Note: <span style="color: #ff0000;">Please don’t use other tools to flash firmware fo your Gemini as it’s easy to loose key information such as the IMEI number. In particular, never use the “Format all + download“ option in the SP Flash Tool as this erases key information stored in the NVRAM partition and can lead to a non-functional device.<br data-attributes="%20/"><br data-attributes="%20/"></span>'''</div>
There are 3 steps needed to install or upgrade Android on your Gemini:
These steps are detailed in the next sections.
==<br data-attributes="%20/">Download and Install FlashTool on Windows==
The first step to install FlashTool on a Windows PC is to install the flash tool drivers. The drivers are needed for your Windows PC to communicate with your Gemini, the minimum requirement is to have a 64bit Windows operating system.
And inside the file put the following 2 lines:
<code>ATTRS{idVendor}=="0e8d", ENV{ID_MM_DEVICE_IGNORE}="1"</code><br data-attributes="%20/"><code>ATTRS{idVendor}=="6000", ENV{ID_MM_DEVICE_IGNORE}="1"<br data-attributes="%20/"></code>
After that, restart the udev:
On Ubuntu you will need to install the following dependency:
 &nbsp;<code>sudo apt-get install libjpeg62</code>
<code>xhost +local:</code>
Additionally you will have to  to&nbsp; restart the udev service by typing (or rebooting your machine):
<code>udevadm control --reload-rules &amp;& amp; udevadm trigger</code>
Finally, you will need to install the following dependency:
[[File:Screen_Shot_2018-06-21_at_10.45.58.png|center|800x511px|center|border]]
[[File:Screen_Shot_2018-06-21_at_10.52.02.png|center|799x526px|center|border]]
[[File:Screen_Shot_2018-06-21_at_10.51.50.png|center|800x527px|center|border]]   ==Flashing the Gemini Android firmware==Be sure to follow the previous step to store a copy of the NVRAM partition as backup.Now click back on the '''Download''' tab. If you want to flash the complete firmware to your unit then select '''Firmware Upgrade''' from the drop down menu.This will automatically select all the partitions in the table and it will restore your unit to its factory state. Please note that you will loose all your personal data/settings.  Your screen should appear similar to the following screenshot:
==Flashing the Gemini with an alternative firmware==
Be sure to follow the previous step to store a copy of the NVRAM partition as backup. Now, run the Flash tool software and click on the '''Download''' tab. Next, locate the '''Scatter-loading File''' option and click on the associated '''choose''' '''button''', as highlighted in the picture below:
[[File:flash1.png|center|640x419px|border]]
Now, open the firmware folder from the firmware zip file you downloaded and select the scatter file. If you selected an Android firmware, then the scatter file will be called''' Gemini_Android.txt'''. If you selected an Android/Linux firmware, then the scatter file name will depend on the space you reserved for them, for example''' Gemini_x27_A26GB_L30GB_Multi_Boot.txt'''.