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-# J4LTE-Root
-Tools to make root and use one GSI on SM-J4000M (j4lte)
+# SM-J400M LTE - Root
+
+I published this repository in order to save my files and tools to ROOT my Samsung Galaxy J4 ( SM-J400M lte ) device.
+
+If you want, feel free to use what I have made available, however, any damage caused to your device will be your responsibility.
+
+## Some useful informations
+
+To get information about your device from Treble support, it is recommended to use the [Treble Info app](https://play.google.com/store/apps/details?id=tk.hack5.treblecheck&hl=pt_BR&gl=US).
+
+I have provided some information about J4LTE from the [treble_experimentations repository](https://github.com/phhusson/treble_experimentations/wiki/Samsung-Galaxy-J4).
+
+## System Support
+
+Vendor 9.0 - 10.0 known work.
+
+|Device Name|Codename|Support from OEM|Image Type|Architecture|
+|:-:|:-:|:-:|:-:|:-:|
+|[[Samsung Galaxy J4]]|j4lte|✓| A - A/B |arm_binder64 (a64) |
+
+### Hardware support
+
+| Component                 |      Comment                                              |
+|---------------------------|-----------------------------------------------------------|
+| Camera                    | Only custom with distortion                              |
+| Speaker / Mic             | Works                                                    |
+| Bluetooth                 | Works                                                    |
+| WiFi                      | Works                                                    |
+| SIM / Mobile Data / Voice | Calls work, but can't import or save contacts in SIM     |
+| Offline Charging          | Doesn't work on some GSI.                                |
+| Other feature             | MTP work on custom kernel                                |
+---
+
+Tested By: Drack112 - 2022
+
+### Tools and Apk's
+
+- Aida64 - Check device components
+- AirFrozen - Freeze Magisk ( root ).
+- com_termux_118 - Termux ( terminal emulator for android )
+- Disable-Force-Encryption - Module to access the custom GSI and don't fall on BootLoop
+- HavocOS - (My main GSI, currently with android 10. (Note: On my device, it is not possible to put a password on the lockscreen, it is in Loop with the Havoc logo))
+- heimdall - ONLY FOR LINUX ( Tool to boot the TWRP Recovery, need and terminal to use )
+- HorsePower.v2 - Kernel 
+- Magisk.25.2 - Tool to make ROOT on device
+- MagiskHideProps - Module to change the props of the device, only need it to pass in security net test
+- Odin - ONLY FOR WINDOWS ( Tool to boot the TWRP Recovery on Windows (For linux, you can use JODIN))
+- open_gapps-arm-10.0 - Minimal Google apps modules to use Play Store 
+- SafetyNetFix - Module to pass in SafetyNet ( in the most cases he work )
+- Shamiko - A better way to hide root
+- Stock ROM of ***MY DEVICE*** - you can use some similar.
+- twrp - Recovery for j4lte
+- yasnac - SafetyNet Test Runner