Download and install Health Connect on your smartphone.
In the Welltory app, open Menu and go to Apps.
Scroll down and find Health Connect.
Tap the Connect button.
Then, grant permission for Health Connect to transmit data to Welltory — click Allow All.
Go to the source app's Settings and enable data transfer to Health Connect.
In Health Connect, go to App Permissions and check which apps can access data stored in Health Connect.
You can also connect smart gadgets via Health Connect. In all cases, you first need to sync the gadget with Health Connect (sometimes, this requires third-party apps) and then connect Health Connect to Welltory. Once set up, the data will start flowing into Welltory.
You can find instructions for syncing your smartwatch with Health Connect on the official developer websites. Here are links to some of them: