Extract your device's boot image from the stock firmware
: Downloading or using software with unofficial serial numbers can expose your device and data to security risks, including malware and other vulnerabilities. Unlock Root Pro 3.40 Serial Number
Magisk has a "Complete Uninstall" option. For other tools, flashing the stock firmware via fastboot or ODIN (Samsung) restores the device. Extract your device's boot image from the stock
Developed by topjohnwu, Magisk is currently the standard for Android rooting. Unlock Root Pro 3.40 Serial Number