==Android Cosmo Firmware Update - Manual Installation==Using Follow this guide you can to manually install a specific Android version for your Cosmo Communicator.
You can download the latest available Android firmware archive at this addressbelow:
* [http://support.planetcom.co.uk/download/cosmo-customosandroid-v23.zip http://support.planetcom.co.uk/download/cosmo-android-v23.zip] (MD5: 1f1f85cec23aa307e1ff980ad014d415)* [http://support.planetcom.co.uk/download/cosmo-android-v22.zip http://support.planetcom.co.uk/download/cosmo-android-v22.zip] (MD5: 63ff496aa47dd72fc81fdc3d3be2a1cb)* [http://support.planetcom.co.uk/download/cosmo-android-installerv19.zip http://support.planetcom.co.uk/download/cosmo-android-v19.zip] (MD5: 4cfe693455042b4479e6638ba005f3d3) Please note that if you perform an upgrade, then your user data will be preserved. However, if you downgrade this is not always the case. For example, when downgrading from v22 to v19 the device will not be able to access your data because of the downgraded security patches, and it will prompt you for a factory reset.
Once you downloaded the zip archive you will have to extract its content onto your microSD card:
The main requirement when installing Linux is To be able to reserve space for itinstall a specific Android version you first need to partition your device to accept custom OS. In order to do this you will have to re-partition your device, which will lead to the loss of all your data. Once If you reserve some space for Linux already have partition your device you can update Android or Linux independently, without loosing your data don't need to do it again. To change the partition table of your Cosmo use the option "Change the partition table of your COSMO", as in the picture below.
[[File:Screenshot_2020-02-12_at_15.12.52.png|center|640x330px|border]]
This option will scan the microSD card for compatible installers and will present you with a menu showing the available installers as in the picture below. [[File:43.jpg|center|640x480px|border]] Whenever new it should find one or updated custom operating systems will be available for the Cosmomore, you will be able to download them into a micro SD card and install it in your device. At the moment we have initial support for the followingexample: * TWRP (Team Win Recovery Project)* Debian using KDE/Plasma - beta* Rooted Android
* Reinstall Android V19 (Factory Reset)
Once Select the appropriate OS and press the Enter key. If you select see a custom OS you have screen asking to select where to install its boot firmware. Remember that you can install TWRP only on the custom OS (for example in EMPTY_RECOVERY_BOOT_2 partition, while you can install Debian/KDE and the Rooted android image in either EMPTY_NORMAL_BOOT_3 or EMPTY_NORMAL_BOOT_4 partitions), just select any available option and press Enter again. The Android firmware will overwrite the standard Android and will not affect any other custom OS that you might have installed.
Once you select After the boot partitioninstallation is completed, reboot the custom OS will be installed on your Cosmo Communicatorunit. A boot menu will then appear when you turn ON the device, allowing you to choose what to start as in the following picture.
Using this method After the Android firmware installation you will be able to install a custom OS such as Linux on can repartition your device without the need for a laptop or a desktop computer. All you need Cosmo to do is to download the installer in a micro SD card and use the recovery mode to start the installation. ==TWRP installation==Follow the installation steps above and just remember that TWRP can only installed in the EMPTY_RECOVERY_BOOT_2 partition. ==Debian/KDE installation==Simply follow the installation steps above. The Debian/KDE installer will automatically install the boot image into the selected partition store Android and it will also install the rootfs image into regain the Linux partition. ===Tips===* There is a default user named 'cosmo'. The password space reserved for the 'cosmo' user is 'cosmo'* To update your Linux installation:*# Become root by typing 'sudo bash' followed by the 'cosmo' password*# type 'apt-get update'*# type 'apt-get upgrade'.* ESC key now sends escape command on Linux. To send the power command, use Fn+ESC.* The default keyboard layout is English. To configure a different keyboard layout, click on the menu icon and select System Settings. Inside System Settings select "Input Devices" and set the Keyboard Model under Hardware to "Planet | Planet Computers Cosmo Communicator" as in the screenshot below. Tap the Apply button. [[File:55.jpg|center|640x480px|border]] Under layout you can now select your own Cosmo keyboard layout. * WIFI - To setup the WIFI connection tap on the WIFI icon on the bottom right, select the WIFI network if you want to connect to and tap Connect. [[File:26.jpg|center|640x480px|border]] ===Known bugs===* Opening/Closing the unit does not suspend/resume the unit at this time. You will have to manually shutdown the unit via software when you want to terminate your Linux session. ==Rooted Android installation==Install the Rooted Android image as per the installation above.<br />After booting the rooted Android partition, complete the installation by downloading and running Magisk Manager ([https://magiskmanager.com https://magiskmanager.com]). The Magisk Manager interface should then be similar to the following screenshot (notice the green OK icon, device IS rooted). [[File:53.jpg|center|640x320px|border]] If instead you run Magisk Manager from a normal Android boot (not rooted), it will look like in the following screenshot. The red icon shows that the device is NOT rooted. [[File:50.jpg|center|640x320px|border]]
