For managed devices, organizations can use a bypass code generated by their management server. 2. Legitimate Remote Unlocking
The only permanent and secure way to unlock a device is through Apple's official channels. This process does not require downloading third-party software but involves formal documentation.
If you know the original credentials but don't have the device, use the web-based method: Sign in to iCloud Find Devices . Select the locked device from the list. Choose , then select Remove from Account .
You can initiate an Activation Lock Support Request with Apple if you have the original proof of purchase.
Remove a device from Find Devices on iCloud.com - Apple Support (IN)