diff --git a/README.md b/README.md
index 5b14bfca..6d41c33d 100644
--- a/README.md
+++ b/README.md
@@ -210,6 +210,7 @@ Other phone vendors stops allowing to unlock the bootloader all together. There
 - [Heimdall](https://gitlab.com/BenjaminDobell/Heimdall/) is an [MIT](https://gitlab.com/BenjaminDobell/Heimdall/-/blob/master/LICENSE)-licensed replacement for the leaked ODIN tool to flash Samsung devices.
 - [libusb-1.0](https://github.com/libusb/libusb) is a [LGPL-2.1](https://github.com/libusb/libusb/blob/master/COPYING)-licensed library for USB device access from Linux, macOS, Windows and others.
 - [copy-partitions-20220613-signed.zip](https://mirrorbits.lineageos.org/tools/copy-partitions-20220613-signed.zip) The copy-partitions script was created by LineageOS developer erfanoabdi and filipepferraz and released under LGPL. It is used when the partitions need to be copied before flashing.
+- [universal_repartition_script7870](https://github.com/Astrako/universal_repartition_script7870) The universal repartition script for phones with the Samsung Exynos 7870 by [Astrako](https://github.com/Astrako) under Apache License, Version 2.0.
 
 
 ## Acknowledgements
diff --git a/openandroidinstaller/assets/configs/a3y17lte.yaml b/openandroidinstaller/assets/configs/a3y17lte.yaml
index d21410b1..c9f62023 100644
--- a/openandroidinstaller/assets/configs/a3y17lte.yaml
+++ b/openandroidinstaller/assets/configs/a3y17lte.yaml
@@ -22,6 +22,11 @@ steps:
         Unplug the USB cable from your device. Then manually reboot into recovery by pressing the *Volume Down* + *Power buttons* for 
         8~10 seconds until the screen turns black & release the buttons immediately when it does, then boot to recovery with the device powered off, 
         hold *Volume Up* + *Home* + *Power*. Confirm when the recovery screen appears.
+    - type: call_button
+      command: adb_twrp_resize_7870_partitions
+      content: >
+        With more recent Android ROMs based on Version 10 or higher, the system memory is too small. So the partitions of this device need to be resized.
+        Confirm to run the repartition process. Once it is finished you can continue.
   install_os:
     - type: call_button 
       content: >
diff --git a/openandroidinstaller/assets/universal_repartition_script7870.zip b/openandroidinstaller/assets/universal_repartition_script7870.zip
new file mode 100644
index 00000000..76576dfd
Binary files /dev/null and b/openandroidinstaller/assets/universal_repartition_script7870.zip differ
diff --git a/openandroidinstaller/installer_config.py b/openandroidinstaller/installer_config.py
index 2eae535d..59933075 100644
--- a/openandroidinstaller/installer_config.py
+++ b/openandroidinstaller/installer_config.py
@@ -160,7 +160,7 @@ def validate_config(config: str) -> bool:
         ),
         "content": str,
         schema.Optional("command"): Regex(
-            r"adb_reboot|adb_reboot_bootloader|adb_reboot_download|adb_sideload|adb_twrp_wipe_and_install|adb_twrp_copy_partitions|fastboot_flash_recovery|fastboot_unlock_with_code|fastboot_get_unlock_data|fastboot_unlock|fastboot_oem_unlock|fastboot_reboot|heimdall_flash_recovery"
+            r"adb_reboot|adb_reboot_bootloader|adb_reboot_download|adb_sideload|adb_twrp_wipe_and_install|adb_twrp_copy_partitions|adb_twrp_resize_7870_partitions|fastboot_flash_recovery|fastboot_unlock_with_code|fastboot_get_unlock_data|fastboot_unlock|fastboot_oem_unlock|fastboot_reboot|heimdall_flash_recovery"
         ),
         schema.Optional("allow_skip"): bool,
         schema.Optional("img"): str,
diff --git a/openandroidinstaller/tooling.py b/openandroidinstaller/tooling.py
index 3ecdc936..2fd108a6 100644
--- a/openandroidinstaller/tooling.py
+++ b/openandroidinstaller/tooling.py
@@ -154,6 +154,36 @@ def adb_twrp_copy_partitions(bin_path: Path, config_path: Path):
     return True
 
 
+def adb_twrp_resize_7870_partitions(bin_path: Path, config_path: Path):
+    """Resize partitions on Samsung Exynos 7870 devices to make Android 10+ ROMs work."""
+    logger.info("Sideload the resize partition script with adb.")
+    # activate sideload
+    for line in run_command("adb", ["shell", "twrp", "sideload"], bin_path):
+        yield line
+    if (type(line) == bool) and not line:
+        logger.error("Activating sideload failed.")
+        yield False
+        return
+    # now sideload the script
+    sleep(5)
+    for line in run_command(
+        "adb",
+        [
+            "sideload",
+            f"{config_path.parent.joinpath(Path('universal_repartition_script7870.zip'))}",
+        ],
+        bin_path,
+    ):
+        if line:
+            yield line
+    if (type(line) == bool) and not line:
+        logger.error("Sideloading universal_repartition_script7870.zip failed.")
+        yield True
+    sleep(7)
+    # Resizing partitions end #
+    yield True
+
+
 def adb_twrp_wipe_and_install(bin_path: Path, target: str, config_path: Path) -> bool:
     """Wipe and format data with twrp, then flash os image with adb.
 
diff --git a/openandroidinstaller/views/step_view.py b/openandroidinstaller/views/step_view.py
index 7e80476e..1b9e7fea 100644
--- a/openandroidinstaller/views/step_view.py
+++ b/openandroidinstaller/views/step_view.py
@@ -45,6 +45,7 @@
     adb_sideload,
     adb_twrp_wipe_and_install,
     adb_twrp_copy_partitions,
+    adb_twrp_resize_7870_partitions,
     fastboot_flash_recovery,
     fastboot_oem_unlock,
     fastboot_reboot,
@@ -220,6 +221,9 @@ def call_to_phone(self, e, command: str):
             "adb_twrp_copy_partitions": partial(
                 adb_twrp_copy_partitions, config_path=self.state.config_path
             ),
+            "adb_twrp_resize_7870_partitions": partial(
+                adb_twrp_resize_7870_partitions, config_path=self.state.config_path
+            ),
             "fastboot_unlock": fastboot_unlock,
             "fastboot_unlock_with_code": partial(
                 fastboot_unlock_with_code, unlock_code=self.inputtext.value