While on the lock screen, you can quickly access pre-selected apps.
Setting up lock screen app shortcuts on Samsung Galaxy J2 Pro 2018:
Step 1: Go to settings and select lock screen and security.
Go to settings and choose lock screen and security.
Step 2: Select app shortcuts.
Choose app shortcuts.
Step 3: Left-side shortcuts.
Left-side shortcuts.
Your setup process is now complete. Wishing you all the success.