We always recommend syncing over wifi as it tends to be more stable and reliable than mobile data.
For iOS Devices:
1. Navigate to the main settings menu for your account. This can be located by selecting the three lines in the upper left hand corner of the projects page.
2. Once in the settings menu, ensure that "Sync on Wi-Fi only" is deselected.
For Android Devices:
1. Navigate to the main settings menu for your account. This can be located by selecting the three lines in the upper left hand corner of the projects page.
2. Once there, select upload.
3. Select the gear icon in the upper right corner.
4. De-select "Sync only when on Wi-Fi".