Here are the steps to use Samsung Galaxy Watch 4 without a phone: First of all, use standalone mode to start the initial setup. Optionally, you can reset the Galaxy Watch 4 by heading to Settings, General and Reset. Enable the standalone mode. Switch on your Galaxy Watch 4. Select “Let’s Go” option on the first screen.
Factory Reset. From the main watch screen, swipe upward to bring up the app list. Select Settings ⚙️ > General > Reset. If you are changing ownership of the Watch4, select Remove all mobile plans. Otherwise, tap Next. Select Back up data if you wish to back your person watch data up. Tap Reset. To do so, simply press the Home button at the bottom of the Watch face. From the watch screen, press and hold the Home button until the Options menu appears. From the Options menu, tap Power off
adb connect 192 .168.1.100:5555. To connect to my Android Wear watch. The IP address you need to enter is located under “Debug over WiFi”, as shown in the screenshot above. Accept the prompt
To restore data after setting up your new device (or after doing a factory reset), follow these steps: On your connected smartphone, open the Galaxy Wearable app. Go to Watch Settings > Accounts and backup > Restore data. Select your device from the available options. Check and select the data that you want to restore.
From the Watch screen, press the Home button to go to the Apps screen. Tap Messages. To compose a new message, select either the message icon or the contact icon. Enter or choose your recipient
