From the iTunes menu at the top go to iTunes>Preferences>Devices>Prevent iPods, iPhones and iPads from syncing automatically. Check the box at the bottom of that window. Click OK, quit iTunes. That will stop iTunes from launching when you connect the phone stop automatic syncing.
Method #1. Disable Automatically Sync Device.
To stop iTunes from opening automatically when you connect your iPhone, open iTunes and then go to Preferences by using keyboard shortcut Command-comma or by going to iTunes > Preferences. Next, click the Devices tab and then check the box for Prevent iPods, iPhones, and iPads from syncing automatically.
Read on to learn more about why iTunes opens by itself when you connect your Bluetooth headphones and what you can do about it.Disabling Handoff Feature
Connect your device to your PC and wait for iTunes to open. Click on the device's icon to open its information page. In the Options area, uncheck the box next to "Automatically sync when this iPhone/iPad/iPod is connected" and select "Apply." If you have more than one iOS device, follow the same steps for all of them.
If you're using an Apple device, open iTunes then click Preferences. You'll see the Devices tab, click it. Then you'll see a checkbox 'Prevent iPods, iPhones, and iPads from syncing automatically,' check. Then click OK and close iTunes.
If you're using an Apple device, open iTunes then click Preferences. You'll see the Devices tab, click it. Then you'll see a checkbox 'Prevent iPods, iPhones, and iPads from syncing automatically,' check.
Disabling handoff feature To do it, go to Settings. Then click General and choose Airplay and Handoff. Then switch off Handoff.
Method #1. Click on the iPhone It is located under the menu bar. This will open the iTunes settings. Open the Summary You will see the options in the right panel. Find and uncheck the Automatically Sync when iPhone is connected option and save the settings.
"To turn it on, Open iTunes and connect your iPhone to the computer, then select the device icon in the upper left of iTunes to go to the iPhone Summary page. Once there, locate the "Open iTunes when this [device] is connected" option and place a checkmark in the box next to it."
How to Stop iTunes from Opening Automatically
Disabling iPhoto from Launching Automatically Just open up iPhoto and go to Preferences from the menu bar, and take a look at the “Connecting camera opens” drop-down. Change it from iPhoto to “no application” and iPhoto will stay quiet from now on.
How to Disable iPhone Handoff
Go to Settings > General > Reset > Reset Location & Privacy > Reconnect to your Mac and select Trust when your iPhone asks > Import iPhone photos to Mac. Use the Photos repair tool: Make sure that you backed up your main Photos library > Quit Photos > Press and hold the Option and Command keys as you open Photos again.
Most times, iTunes keeps opening by itself because of the automated remote sync setting on your Apple device and your iOS device begins to sync with your Mac every time, they are in proximity of each other. Hence, turning off the automatic syncing feature should fix this issue, as explained below: 1.