"I bought an iPad Air 2 from a third party but I see the iPad is supervised by another computer. I tried restoring it in recovery mode and restore it to factory settings in iTunes, then set up as new but the supervision won't be removed. Is there a way to make this iPad a normal one so I can use it?"

Do you have the same problem that your iPhone or iPad is supervised by another computer? Those Apple devices like iPhone and iPad you got from your employer or school might be supervised. With supervision, schools and businesses can control over the devices from various aspects like updating apps or filtering web usage. If your iPhone or iPad is being supervised, you can go on reading this post. Lucky for you, we'll show you how to bypass this iPhone/iPad is supervised by another computer in just a few steps.
- Part 1. How to Get Started with a Supervised iPhone/iPad
- Part 2. Fix This iPhone/iPad Is Supervised by Another Computer with Password
- Part 3. Fix This iPhone/iPad Is Supervised by Another Computer as Administrators
- Part 4. Fix This iPhone/iPad Is Supervised by Another Computer without Password
Part 1. How to Get Started with a Supervised iPhone/iPad
Supervision can only be turned on when you set up a new device. You can go to see whether your iPhone or iPad is supervised or not. If your device is being supervised, you can find out what your administrator is supervising.
How to Check to See If Your iPhone or iPad Is Supervised
By going to the Settings on your device, you can find out if your iPhone or iPad is supervised. At the top of the main Settings, you can find the Supervision message - This iPad/iPhone is supervised by another computer. Or you can see a custom ownership message on the Lock Screen.
How to Find Out What Your Administrator Is Supervising
Once your iPhone or iPad is supervised, the administrator has the ability to control what features on your supervised device. You can see what features your administrator has modified from the default settings. Tap Settings > General > Device Management, then you can find out what restrictions are made on your device.
Part 2. Fix This iPhone/iPad Is Supervised by Another Computer with Password
If your find your iPad or iPhone is supervised by another computer, you can go to remove the supervision from your device in Settings. It could be the quickest way to delete the supervision on your iPad or iPhone with the MDM password.

Step 1. Head to Settings > General on your iPhone or iPad.
Step 2. Tap on Device Management and find the MDM profile set up on your device.
Step 3. Tap on Remove Management or Delete Profile, then the password for MDM.
Part 3. Fix This iPhone/iPad Is Supervised by Another Computer as Administrators
If you know who supervises your iPhone or iPad, you can get in touch with the administrator. The administrator can help you remove device supervision from your iPhone or iPad remotely. The following are the steps to fix this iPhone or iPad is supervised by another computer as an administrator.
3.1 Release Supervised iPhone/iPad in Apple Manager
Those supervised devices can be removed from Apple School Manager or Apple Business Manager. You can release your supervised iPad in Apple School Manager or Apple Business Manager as the administrator.

Step 1. Sign into Apple School Manager and click Devices in the sidebar.
Step 2. Sign into Apple School Manager and click Devices in the sidebar.
Step 3. After carefully reading the dialog, check the box "I understand that this cannot be undone", then click Release.
3.2 Remove iPhone/iPad Supervision via Apple Configurator
Apple Configurator makes it easy to deploy iPad, iPhone, iPod touch, and Apple TV devices in your school or business. If you are the administrator, you can use Apple Configurator to quickly remove supervision from iPad on a Mac computer.

Step 1. Get your iPad connected to your Mac computer and launch Apple Configurator.
Step 2. In the device list, find your iPad, then click Actions in the taskbar.
Step 3. Select the Advanced option and click Erase All Content and Settings.
Part 4. Fix This iPhone/iPad Is Supervised by Another Computer without Password
If you neither get in touch with the administrator nor know the MDM password on your device, resorting to an MDM removal like MagFone iPhone Unlocker is the best bet. Here MagFone iPhone Unlocker can help you solve your iPad/iPhone is supervised by another computer while not erasing the data on your device.
MagFone iPhone Unlocker can not only remove MDM profile from iPad and iPhone but also delete all kinds of screen lock passcode. What're move, this tool can remove Apple ID without password and turn off Screen Time passcode from all Apple iOS devices. Here are the steps to remove supervision on your iPhone or iPad without passcode by using MagFone iPhone Unlocker.

Key Features of MagFone iPhone Unlocker
* Security Verified. 5,481,347 people have downloaded it.
- Unlock various screen locks like Face ID and Touch ID on all iOS devices
- Remove Apple ID from iPhone and iPad without password and data loss
- Bypass Screen Time passcode and MDM restrictions without passcode
- Support the latest version of iOS and iPadOS, as well as, iOS devices
Step 1 Connect iPhone/iPad to Computer and Open MagFone

First up is connecting your iPad or iPhone to your computer with a USB cable. Then open MagFone iPhone Unlocker and select the Remove MDM option. After your device is detected by MagFone software, click the Start button.
Step 2 Remove Supervision from iPad/iPhone without Password

Check to see if you have turn the Find My feature off on your device. If not, go to Settings on your device and tap your name > Find My, then tap Find My iPhone to turn it off. Go back to MagFone iPhone Unlocker and click Unlock button to remove the supervision.
Conclusion
And voila! The above are the feasible methods to help you fix your iPhone/iPad is supervised by another computer. If you find your iPhone or iPad is supervised, you can try those methods. When you don't know the password for the MDM on your device, you can use MagFone iPhone Unlocker, It can quickly and easily delete the MDM profile on your device. So, why not give it a try?