If you’re planning to upgrade or sell your old iPhone, you need to make sure that the data you’ve accumulated on it over the years doesn’t fall into the hands of the next owner. That’s why it’s a good idea to back up your iPhone data. 
Although iCloud keeps a backup of your data, some iPhone data may still be important and hasn’t been synced with your iCloud account. So it’s wise to create an offline backup of your iPhone on your Mac or PC. Here are five things to do before selling or giving away your iPhone.
1. Sign out of iMessage
iMessage uses your phone number or email ID to connect the messaging service to your Apple account. So you should sign out of iMessage to remove any access to your private messages.
Step 1: Launch the Settings app on your iPhone.
Step 2: Scroll down to find Messages and tap to open.
Step 3: Now, turn off the switch next to iMessage.
2. Sign out of FaceTime
Just like iMessage, you can use your Apple account ID and phone number to make and receive FaceTime calls. That’s why signing out of FaceTime will ensure that no one can access your FaceTime account, check the call log.
Step 1: Launch the Settings app on your iPhone.
Step 2: Scroll down to find FaceTime and tap to open.
Step 3: Now, turn off the toggle next to FaceTime.
3. Sign out of your Apple ID account
All your online backups and iCloud files are linked to your Apple ID. So it is very important to sign out your Apple ID from your iPhone so that no one can recover or access any data. In addition, it will make it easier for new owners to set up their iPhone as a new one.
Step 1: Launch the Settings app on your iPhone.
Step 2: Tap Your Name to access your Apple ID settings.
Step 3: On this page, tap the Sign Out button at the bottom of your page.
Step 4: Your iPhone will ask for your Apple ID password to confirm the process. Enter the password and tap Disable at the top right.
4. Erase All Content and Settings
Now, you can proceed to erase all content from iPhone. As stated earlier, make a backup of your data before continuing with this step, as this is an irreversible process. That means if you haven’t backed up the data on your iPhone there is no way you can restore and restore it.
Step 1: Launch the Settings app on your iPhone.
Step 2: Scroll down to find General and click to open.
Step 3: Scroll to the bottom and tap on the ‘Transfer or Reset iPhone’ option.
Step 4: Next, tap on the ‘Erase All Content and Settings’ option at the bottom.
Step 5: Click the Continue button at the bottom.
Step 6: Enter your iPhone password to confirm your data deletion.
5. Remove iPhone from your Apple ID
Your Apple ID keeps track of all the devices you’re using. Connecting to the same Apple ID is important to enable Apple Continuity features like iMessage sync, iCloud sync, and more. Once you’ve erased your iPhone, check once to make sure you’ve removed it from your Apple ID.
Step 1: Launch any browser on your phone or laptop, open iCloud.com, and sign in with your Apple ID details.
Step 2: Click on the Account Settings option.
Step 3: Under My Devices, click on your iPhone if it’s still showing up there.
Step 4: Click the crosshair next to your iPhone to remove the device from your Apple ID.
Backup and protect your iPhone data
If you have followed the above steps correctly, your iPhone is ready to go on sale. The iPhone no longer has any files or account details that one can use to access your private data.
Categories: How to
Source: thpttranhungdao.edu.vn/en/
