2. Click iCloud, and we can enter our AppleID account and password here. If you don't have an account, you can click on the free AppleID identified in the figure below.
3. After entering the account number and password, click Login, and the system will prompt that it is being verified.
4. After the system verifies the account, it will ask us whether to merge the data on the mobile phone with iCloud. Click "Merge" and the system will display "Saving".
5. After the system verifies the account, it will ask us whether to merge the data on the mobile phone with iCloud. Click "Merge" and the system will display "Saving".
6. Next, you will be prompted whether to enable finding my iPhone, and click OK to continue, as shown in the figure below.
7. After setting, click Save and Back Up.