If you own a Samsung device on 5.1.1, KingRoot will almost certainly trip the Knox eFuse from 0x0 to 0x1. This voids your warranty permanently and disables Samsung Pay (though that’s less relevant on Lollipop).
KingRoot is a mobile application (APK) developed by a Chinese software team that allows users to gain root access on their Android devices without a PC (and in some cases, with a PC). It exploits known vulnerabilities in older Android kernels to elevate privileges.
If KingRoot cannot root your specific Android 5.1.1 device, consider these alternatives: kingroot android 5.1.1
Q: Does KingRoot work on Android 5.1.1 without a computer?
A: Yes. The mobile APK version works entirely on-device.
Q: Will I lose my data?
A: No. KingRoot does not wipe user data. However, some failed rooting attempts can corrupt system settings. If you own a Samsung device on 5
Q: Can I unroot after using KingRoot?
A: Yes. Open KingRoot > Settings (top-right gear icon) > Uninstall Root. Then uninstall the KingRoot app itself.
Q: Is it legal to root Android 5.1.1?
A: In most countries (US, EU, India), rooting is legal but voids your warranty. If the device is 5+ years old, the warranty is long expired. KingRoot is a mobile application (APK) developed by
Q: My phone is encrypted. Can I still use KingRoot?
A: Most likely, no. Encryption blocks the exploit injection. Decrypt first (back up, factory reset without encryption).
Pro Tip: To check your exact Android security patch level: Go to Settings > About Phone > Android Security Patch Level. If the date is later than October 2016, KingRoot will likely fail.
If the one-click APK fails on your Android 5.1.1, the Windows version often succeeds because it uses a different set of exploits.
Your device will automatically reboot (some builds require a manual reboot). After reboot, you should see the KingRoot app icon. Open it – you’ll now have a dashboard showing root management options.