Solution:
Create a Google account and upload all your data to Google Drive, just follow these steps:
- Download the Google Drive app for iOS.
- Create or link your Google account.
- Within the Configuration Settings tap on 'Settings'.
- Then go down to 'Backup'.
- Choose what you want to copy: in this case we select everything, images (at original size or 'High quality', which are compressed and take up much less space), contacts, calendar events and even the application cache. (Note that the free backup only allows up to 15Gb)
- And that's it, when you have it ready, click on 'Start backup' and wait for everything to be copied, which will take a few minutes, depending on the speed of your internet connection.
To restore this copy on our Xiaomi device we just have to follow these steps:
- Enter the Settings menu
- Scroll down to the Accounts and sync options
- Click on Add account
- Select Google
- Sign in with the Android profile you used to make the - backup
- Again, click on Google
- Choose your profile
- Click on the More button
- Tap on Sync now.