templates: recovery_install_amlogic_update: Rafactor install process

Change-Id: Ied9261651266d7fb3ad93e7dcc57ab701a08c909

_includes/templates/recovery_install_amlogic_update.md

@@ -25,4 +25,11 @@ sudo ./aml-flash-tool.sh <aml_install_package.img>
 ```
     {% include alerts/note.html content="These flash packages were built by LineageOS maintainers from officially supported LineageOS repositories, by using `lunch` to select the device, then run `m aml_install`." %}
     {% include alerts/warning.html content="Please note that both `aml-flash-tool` and `update` are known to be somewhat finicky on specific host platforms (e.g. AMD machines). If you see any failures in flashing, return to step 2 and try again." %}
-5. The script will flash the firmware, and after you see `Resetting board [OK]`, cycle power to the board, at which point you will see LineageOS Recovery boot. You may now proceed with the following installation instructions.
+5. The script will flash the firmware, and after you see `Resetting board [OK]`, plug in a USB keyboard and cycle power to the board, at which point you will see LineageOS Recovery boot. You may now proceed with the following installation instructions.
+6. Using your keyboard's <kbd>arrow keys</kbd> to navigate, and <kbd>enter key</kbd> to select the "Advanced" option, then "Enter fastboot".
+7. Download `super_empty.img` from [here](https://download.ods.ninja/Android/firmware/{{ device.codename }}/static).
+8. Now, prepare the super image for dynamic partitions by running the following (replace `<super_empty.img>` with the actual filename!):
+```
+fastboot -w wipe-super <super_empty.img>
+```
+9. Now, using your keyboard, select "Enter recovery".