How to root my Samsung Galaxy android phone manually without computer?
You can simply use KingoRoot application, The easiest way to use KingoRoot is to install the app version, which literally performs the root process with just one tap.
One of the easiest ways to root an Android device is by using an app, and a number of rooting apps have garnered attention over the years
These are the top rooting aps to easily root your android device
KingRoot, Firmware.mobi, Kingo Root, BaiduRoot, and One Click Root.
cMagisk is a perfect tool that can root many Android devices along with standard common patches. It packs with a super powerful Universal System-less Interface, allowing complete protection.
This is an alternative method of rooting your android phone without computer.
1. Install and open Framaroot application in your mobile.
2. Select exploit from list, which your phone supports.
3. Click on boot button
4. Success your phone is booted.
Vroot software is the best software for rooting any android phone, judging from the wide range of coverage and deep support for older operating system, I will lightly advice you try it first before the other ones in this list.