There are already existing synchronization services for smartphones (e.g. iPhone) via «iCloud» or «Google Sync».
Here, it is important to create a backup beforehand. Synchronization in itself is a sensitive issue, so be careful when using multiple services in parallel.
The settings for these two services can be found at:
Please note that Hostpoint cannot guarantee support for synchronization problems that arise in combination with other providers.
For support requests please use this form instead.