Can I factory reset an iPhone that is locked?
To factory reset a locked iPhone using the iCloud, follow this guide: Log into iCloud using the same email and account you used when setting up the “Find My iPhone” feature. Your phone will come up on the screen, so click the “Erase” button. You'll have to confirm that you understand the implications.
In most cases, a factory reset does not remove the activation lock from the device. For example, if a phone is factory reset with the Google account logged in, the phone will still ask for those credentials once switched back on.
Device go to icloud.com. Type in your apple id once get inside click find my icon. Then click all
If you find a lost iPhone, Activation Lock will prevent you from using it if it's protected by Apple's Find My service. It's essentially a paperweight for as long as you have it in your possession. So don't expect to use an iPhone you've found.
Go to Settings > General > Transfer or Reset iPhone. Do one of the following: Prepare your content and settings to transfer to a new iPhone: Tap Get Started, then follow the onscreen instructions. When you finish, return to Settings > General > Transfer or Reset iPhone, then tap Erase All Content and Settings.
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The short answer is No. Jailbreaking alone cannot remove Activation Lock.
[2 Ways] How to Remove iCloud Activation Lock without Apple ID ...
Actually, there are no illegal ways to bypass Activation lock, either. Reset your iphone drain off recharging battery and switch on the iphone and press the bottom button till the apple icon appears.Re config location,itunes and install.
- Go to www.iCloud.com/find.
- Sign in with your Apple ID and password.
- At the top, click All Devices.
- Select the device that you want to remove from iCloud.
- Click Remove from Account.
Can you wipe a locked phone?
Switch your phone off. Press and hold the Volume Down and Up buttons along with the power key to enter into the Android recovery menu. Press the Volume down button to select the "Wipe data/factory reset' option and press the Power button to proceed. Select "Yes".
Remove Activation Lock without Previous Owner via Apple Support. In case there are no options at all for you to contact the previous owner of the iPhone, you can actually ask Apple support to help you remove the activation lock from your device.

But does iPhone reset remove your Apple ID? There are two types of reset methods on iPhone, “Reset All Settings” and “Erase All Contents and Settings.” The “Reset All Settings” option does not remove your Apple ID, while factory reset or “Erase All Contents and Settings” does.
After your account is deleted, you can't sign out of iCloud or turn off Find My iPhone Activation Lock on your devices. If you forget to sign out, you might not be able to use your device when your account is deleted."