Copy the Payload.bin file inside the “payload_dumper” folder. The extracted contents will include the “Payload.bin” file, which is what you’d need to extract. Extract the downloaded ZIP file to your PC using an archive tool (WinRAR, 7Zip, etc). Step 3: Now, download the full OTA ZIP package for your Android device. Upon extracting you should have a new folder named “payload_dumper”. Step 2: Download the latest version of the Payload Dumper Tool on your PC from this link and extract its contents to a suitable location. For Linux/macOS, you can use the instructions provided on this page. For Windows PC, this could be easily done by checking the ‘Add Python to PATH’ option within the installer. When installing Python, make sure that it’s added to the PATH on your PC. The tool requires Python 3 or above, which can be downloaded from the official page. Step 1: Payload Dumper Tool is a Python program, so the first step is to download and install Python on your system. So, depending on how you want to do it, follow the instructions below. While the latter does require a bit of extra effort than the former, but it’s still quite easy.
If so, then there’s a way to use the Payload Dumper tool on an Android device as well. However, some users might want to do it on-the-go, skipping the need for a PC completely. The easiest way to make use of the Payload Dumper Tool to extract the Payload.bin is on a computer. How to Extract Android OTA Payload.bin File It will not work for incremental OTA packages. Important Note: The Payload Dumper tool can only be used to extract the Payload.bin file from full OTA packages. But now, these update packages come with a single ‘ Payload.bin‘ file that contains the individual partition images. Earlier, these update files or packages came with partition images, which could easily be extracted and used for manual flashing. This new A/B update mechanism also introduced a new format for the Android OTA/Firmware update files. XDA posted a detailed write-up on A/B partitions and how it affects the custom development scene. Also, it drastically reduces post-OTA failures that could make the device unusable. For one, the updates are installed seamlessly without rebooting the phone into the recovery mode. Of course, the new update mechanism offers several benefits. Google introduced the concept of A/B (Seamless) System Updates back with Android Oreo.
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