Data syncing refers to the process of ensuring that data in two or more locations, apps or devices is kept up to date and consistent with each other. This is typically achieved by automatically transferring and updating data between different systems or devices, ensuring that the most recent data is available across all connected devices.

For example, if you use multiple devices to access your email, data syncing ensures that any changes you make on one device are automatically updated on all other devices. This ensures that you have the same email messages, contacts, and calendar entries available across all devices, regardless of which device you use to access them.

Data syncing is commonly used in cloud-based services, such as file storage and collaboration tools, where multiple users need to access the same data from different locations and devices. By keeping data synced, all users can have access to the most recent version of the data, helping to improve collaboration and productivity.