BookaBikHunn Said:
"Advanced iTunes question: When you sync your iPhone to your computer, is all data transferred safely to the backup folder, or does some data, for instance contacts or passwords, get left in other folders and parts of computer. I’m thinking about selling my computer but have these concerns."
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Deauthorize, then Sign Out:
When selling your computer, deauthorize your device, sign out of iTunes, and uninstall iCloud
Handling iTunes:
I. Deauthorize the Device:
By deauthorizing the device, it will not be associated with your Apple Account. The next person may authorize it with their own Apple Account, but they may have to wait up to 90 days until they may do so.
- Open: iTunes
- Go to: Account menu
- Hover Over: Authorizations
- Select: Deauthorize This Computer...
- Log In: Using your Apple ID credentials
then...
II. Sign Out of iTunes:
By signing out, no one can see your purchases.
- Open: iTunes
- Go to: Account menu
- Click: Sign Out
Handing iCloud:
Uninstall iCloud for Windows 10.
- Go to: Start menu
- Select: Settings
- Select: Apps
- Select: Apps & features
- Click: on the iCloud icon
- Click: Uninstall button