iCloud is the best option in case you want to transfer all your crucial data from iPhone to virtual server. It can store your settings, credentials and data over cloud server. However, this instruction page will guide you How to Transfer data from iPhone to iCloud using device method. You must be connected to internet while transferring data. Just follow the below mentioned steps and transfer all your important data.
Step 1: Unlock your iPhone. Navigate to home screen and tap on ‘Settings’. Scroll the list and press on ‘iCloud’. Enter iCloud id if asked to enter.
Step 2: You will find options like photos, mails, notes, etc. Enable them all in ‘On’ mode in order to start transfer.
Step 3: Now scroll down, tap on ‘Back Up Now’. Wait for a while! It will back all your data to iCloud. Now, you can access data from anywhere on any iOS device.
Note: Make sure that your iPhone is fully charged while transferring data.