This is a guide to backup partitions through EDL for ASUS ZenFone 9. Please follow the steps below:
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Boot your phone into EDL mode through adb by running the following command:
adb reboot edl -
Open the device manager on your computer and check the port number for 9008 mode.
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Run the backup.bat file.
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Enter the port number that you found in step 2 when prompted.
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Enter folder names for each LUNs when asked.
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Let the script do its work. It will backup all the partitions and save them to the respective folders.
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After Backup is Finished reboot the phone by holding all three buttons for 10-20 seconds.
Note: For now, only backup functionality is implemented in this tool.