Hello milesy12,
Thanks for using Apple Support Communities.
The instructions to create a new user on a Mac or PC can be found in the support article linked to originally.
It can be useful to determine if the issue affects a specific computer user account or all accounts.
Follow the steps below for your operating system to create a new user account to test.
- From the Start menu, choose Control Panel.
- Open User accounts.
- Select Create a new account and follow the instructions to complete the account setup process.
- Once the new account is created, choose Log Off from the Start menu.
- Log in to the newly created user account.
- Open iTunes and determine whether the issue you were experiencing persists in this new user.
- From the Start menu, choose Control Panel.
- Open Add or remove user accounts (If using the Classic View in Windows Vista, open User Accounts. Then open Manage another account).
- Select Create a new account and follow the instructions to complete the account setup process.
- Once the new account is created, choose Log Off from the Start menu.
- Log in to the newly created user account.
- Open iTunes and determine whether the issue you were experiencing persists in this new user.
- From the Apple () menu, choose System Preferences.
- Click Accounts.
- Click the Add (+) button below the list of accounts.
- Choose a type of account from the New Account pop-up menu. Make the new account an administrator.
- Enter a name for the account.
- Click Create Account.
- Click the Apple () menu and then choose Log out.
- When the login screen appears, log in to the new user you just created.
- Open iTunes and determine whether the issue you were experiencing persists in this new user.
iTunes: May become unresponsive when connecting iPhone, iPad, or iPod touch
You may then continue the troubleshooting steps in the article.
Take care,
Alex H.