1. Find "iCloud"
Press your Apple ID.
2. Synchronise files
Press the indicator next to "iCloud Drive" to turn file synchronisation on or off.
You can synchronise the files on your phone, such as presentations, spreadsheets, PDF files and other kinds of documents with other devices using iCloud.
3. Synchronise pictures
Press the indicator next to "Upload to My Photo Stream" to turn the function on or off.
Press arrow left.
4. Synchronise other phone contents
Press the indicator next to the required data type to turn synchronisation on or off.
5. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.