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.
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Go to settings and choose lock screen and security.
Step 2: Select app shortcuts.
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Choose app shortcuts.
Step 3: Left-side shortcuts.
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Left-side shortcuts.
Your setup process is now complete. Wishing you all the success.