How To Delete Knox App On Galaxy S4

Knox is a security suite that comes pre-installed on most Samsung Galaxy devices. It is integrated into the devices operating system, boot system, and the hardware of the device. Because it is so heavily integrated into the system, you will need to unlock the device's bootloader and possibly gain root access in order to delete Knox. This will void your Samsung Galaxy's warranty. Furthermore, Knox secures information such as your Samsung Pay information, fingerprint scanner data, as well as the Secure Folder. So your device will be much more vulnerable if you remove it. If your Samsung Galaxy is not rooted, you may be able to disable certain Knox features. However, this will not be available on every device. This wikiHow teaches you how to uninstall or disable Knox on Samsung Galaxy devices.

1
Back up your Samsung Galaxy. This method requires that you flash a custom recovery program to your device. Any time you flash your device, you risk wiping your phone data. Use the following steps to backup your phone before you begin:
- Open the Settings menu.
- Tap Accounts and backup.
- Tap Backup and restore.
- Tap Backup data.
- Tap Backup.
2
Enable OEM unlocking and USB debugging on your Samsung Galaxy. In order to flash TWRP to your device, you will need to enable OEM unlocking. This option is not available on all Samsung Galaxy devices. Some phone carriers don't allow it. If this option is missing, you most likely cannot enable OEM or flash TWRP. Use the following steps to enable OEM unlocking and USB debugging:
- Open the Settings app in your Apps menu.
- Tap About tablet.
- Tap Build number 7 times to unlock Developer Options.
- Tap the back button in the upper-right corner to return to the root Settings menu.
- Tap Developer Options.
- Tap the toggle switch to enable OEM unlocking (if available) and enter your passcode.
- Tap the toggle switch to enable USB debugging and enter your passcode.
3

Download Odin. Odin is a PC program that is used to flash custom ROMs to Samsung Galaxy devices. You can download and install Odin to your PC from https://odindownload.com/.
4
Download TWRP. Team Win Recovery Program (TWRP) is a program that allows you to install custom ROMs on your device. Generally, you need TWRP to root your phone, but you can also use it to delete system files on your devices. Use the following steps to download TWRP:
- Go to https://twrp.me/Devices/Samsung/ in a web browser on your PC.
- Click the link for your Samsung Galaxy model.
- Scroll down and the download link for your region below "Download Link."
- Download the latest "img.tar" file to your computer.
5
Connect your Samsung Galaxy to your computer and boot it into Download mode. After you unlock OEM unlocking, you can boot your device into Download mode. This allows you to connect your phone to your computer and flash it using Odin. Connect your Samsung Galaxy to your computer using the USB cable. Power off your phone and then press the correct button combination to boot your phone into Download mode. The button combination varies from device to device. Use one of the following button combinations:^[1]
- Devices that have a Home button: Press and hold the Home + Volume Down + Power buttons.
- Devices that have a Bixby Button: Press and hold the Bixby + Volume Down + Power buttons.
- Devices that don't have a Home button or Bixby button: Press and hold the Volume Up + Volume Down + Power buttons.
6
Use Odin to Flash TWRP to your Samsung Galaxy. Use the following steps to flash TWRP to your phone:
- Launch Odin on your Computer.
- Click the AP button.
- Select the TWRP "img.tar" file you downloaded for your device.
- Click Start.
- Wait for Odin to finish flashing your device.
7
Boot your Samsung Galaxy into Recovery mode. After flashing your Samsung Galaxy, you will need to boot it into Recovery mode immediately. Press and hold the correct button combination to boot your phone into Recovery mode. It should boot into TWRP. If it does not, you will need to do the installation again. The button combination varies from one device to another. Use one of the following button combinations to boot your Samsung Galaxy into Recovery mode:^[2]
- Devices that have a Home button: Press and hold the Home + Volume Up + Power buttons.
- Devices that have a Bixby Button: Press and hold the Bixby + Volume Up + Power buttons.
- Devices that don't have a Home button or Bixby button: Press and hold the Volume Up + Power buttons.
8

Tap Advanced . Once your Samsung Galaxy boots up in Recovery Mode with TWRP as the custom recovery system, tap the button that says Advanced.
9

Tap File Manager . This opens the TWRP File Manager that allows you to browse files on your device.
10

Open the data folder. Folders are listed in alphabetical order. Tap the Data folder to open it.
11

Open the knox folder. Folders are listed in alphabetical order. Tap the Knox folder to open it.
12

Tap the folder icon. It's in the blue icon in the lower-right corner.
13

Tap Delete . It's the third option at the bottom of the screen.
14

Swipe at the bottom to confirm. Tap and drag the bar with three arrows at the bottom all the way to the right to confirm that you want to delete the Knox folder. This deletes the Knox folder and all the data in it.^[3]
15

Tap Reboot System . This reboots your Samsung Galaxy without Knox. You will most likely need to go through the system setup process again and recover your data from the backup file.^[4]

1
Back up your Samsung Galaxy. If you haven't already done so, you will need to back up your device. Rooting your Samsung Galaxy will erase everything.on the device. Use the following steps to back up your device:
- Open the Settings menu.
- Tap Accounts and backup.
- Tap Backup and restore.
- Tap Backup data.
- Tap Backup.
2
Root your device. In order to completely uninstall Knox, you will need to root your Samsung Galaxy. You will need to download a 4 programs, TWRP, Magisk, No Verity, and Odin. TWRP is a custom recovery phone that allows you to install programs in Recovery mode. Magisk is the actual program that will root your device. No Verity is a program for Samsung devices to prevent them from getting caught in a boot loop. Odin is the PC program that will allow you to flash your phone's boot system. Use the following steps to root your Samsung Galaxy:
- Download the Magisk and No Verity zip files and copy them to your Samsung Galaxy
- Use Odin to Flash TWRP to your device.
- Boot your device into Recovery mode.
- Tap Install
- Navigate to the Magisk zip file and install it.
- Navigate to the No Verity zip file and install it.
3

Download and install Titanium Backup. Titanium Backup is an app that allows you to backup and uninstall apps. It requires root access. You can download and install Titanium Backup from the Google Play Store.
4
Open Titanium Backup and search for Knox. After you install Titanium Backup from the Google Play Store, open the app. It has an icon that resembles a gear with a blue "T." Tap the magnifying glass icon at the top of the app and search Knox. This will display all apps related to Knox.
- To reduce the number of search results, tap Click to edit filters and select System under "Filters by type." This will only display system apps.^[5]
5
Freeze or uninstall the following apps. Tap each of the following apps and then tap Un-install to uninstall them. If you can't uninstall them, tap Freeze to freeze the app. Uninstalling an app will completely remove the app from your device. Freezing the app will keep it in memory by rendering it inaccessible to your or any other app on the device. Freeze or uninstall the following apps:^[6]
- com.sec.enterprise.knox.attestation
- com.sec.knox.eventsmanager
- KLMS Agent
- Knox Notification Manager
- Knox Store
6

Reboot your device. After you have uninstalled all apps related to Knox on your device, reboot your device.

1
Open the Settings app.

. To open the Settings app, swipe down from the top of the screen. Then tap the icon that resembles a gear. Alternatively, you can open your Apps menu and tap the icon that resembles a gear.
- Not all Samsung Galaxy devices allow you to disable Knox.
2

Scroll down and tap Apps . It's near the bottom of your Settings menu. This displays a list of all your apps.
3

Tap ⋮ . It's the icon with three dots in the upper-right corner. This displays a drop-down menu.
4

Tap Show System Apps . It's near the bottom of the drop-down menu. This displays all system apps in your list of apps.
5

Tap the magnifying glass icon . It's in the upper-left corner of the screen. This displays a search bar.
6

Enter Knox in the search bar. This filters the list of apps and displays only the apps related to Knox.
7
Disable each of the Knox apps. To disable an app in the Settings menu, tap the app and then tap Force Stop at the bottom of the screen. Then tap Disable at the bottom of the screen.
- If the "Disable" button is greyed out, the app cannot be disabled on your device.

1
Back up your Samsung Galaxy. If you haven't already done so, you will need to back up your device. Rooting your Samsung Galaxy will erase everything.on the device. Use the following steps to back up your device:
- Open the Settings menu.
- Tap Accounts and backup.
- Tap Backup and restore.
- Tap Backup data.
- Tap Backup.
2
Root your device. In order to completely uninstall Knox, you will need to root your Samsung Galaxy. You will need to download a 4 programs, TWRP, Magisk, No Verity, and Odin. TWRP is a custom recovery phone that allows you to install programs in Recovery mode. Magisk is the actual program that will root your device. No Verity is a program for Samsung devices to prevent them from getting caught in a boot loop. Odin is the PC program that will allow you to flash your phone's boot system. Use the following steps to root your Samsung Galaxy:
- Download the Magisk and No Verity zip files and copy them to your Samsung Galaxy
- Use Odin to Flash TWRP to your device.
- Boot your device into Recovery mode.
- Tap Install
- Navigate to the Magisk zip file and install it.
- Navigate to the No Verity zip file and install it.
3

Download and install Android Terminal Emulator. Terminal Emulator is an app that emulates a Linux terminal on Android devices. It requires root access. You can download Terminal Emulator for free from the Google Play Store. Download and install Android Terminal Emulator.
4

Launch Android Terminal Emulator. It has an icon that resembles the Android robot with a text cursor. Tap the Terminal Emulator icon to launch the Terminal Emulator.
5
Enter the following command. Use the following command to permanently disable Knox on your Samsung Galaxy device:
- su pm disable com.sec.knox.seandroid

Add New Question

Question

How to uninstall Knox from Samsung j2?

D'Auria StCyr

Community Answer

Go to the Play Store. Then click the icon that is on the side. Click on My Apps and Games, then click the app Knox and push Uninstall.
Question

How can Knox, which I never heard of, require a password before I delete it?

Kyle Chan

Community Answer

Knox is Samsung's comprehensive set of security features for personal and enterprise use pre-installed in most of Samsung's smartphones, tablets, and wearables. Therefore, the password can be your phone password or your secure password. Knox is a security feature, basically. So, it requires a password for, well, security.
Question

Can't find Knox on s10+?

Vaibhav Baghel

Community Answer

Yes, you can find it. Launch the Google Play Store from your Home screen or from the app drawer. Tap the search button on the top right of your screen. Type My KNOX into the search field. Tap the search button on the bottom right of your screen. Tap Samsung My KNOX. Tap Install.
Question

Why do I have to put in a password when I didn't install Knox, it was already there?

Knox is a security application. so for a security application, security measures will obviously be there. That password mostly would be your phone unlock password/pattern. if not, try your Samsung account password.

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About this article

Article SummaryX

1. Back up your Samsung Galaxy.
2. Download TWRP and Odin to your computer.
3. Enable OEM unlocking and Debugging mode on your Samsung Galaxy.
4. Connect your Samsung Galaxy to your computer and boot it into Download mode.
5. Use Odin to flash the TWRP file to your Samsung Galaxy.
6. Boot your Samsung Galaxy into Recovery mode to launch TWRP.
7. Tap Advanced.
8. Tap File Manager.
9. Navigate to "/data/knox/"
10. Delete the "knox" folder.

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