You can easily access the lock screen notification panel by swiping down.
Unlock Quick Notification Panel on Samsung Galaxy J2 Pro 2018 following these steps
Step 1: Access settings and choose display.

Access settings and select display.
Step 2: Choose lock screen.

Choose lock screen.
Step 3: Enable quick access to the notification panel.

Enable quick access to the notification panel.
That concludes the setup process. Wishing you all success.
