Use Volume Down to highlight Factory data reset , then press Power to confirm.
Open Settings (gear icon).
Navigate to General Management → Reset → Factory data reset . How to Hard Reset SAMSUNG Galaxy Tab Active3
If prompted, enter your PIN, password, or pattern.
Navigate using Volume Down to highlight Wipe data/factory reset . Use Volume Down to highlight Factory data reset
Press the Power button to select it.
Tap Delete All . The device will restart automatically and begin the reset process. Upon completion, the device will reboot to the initial setup screen. 4. Method 2: Forced Hard Reset (Hardware Key Method) Use this method if the device is frozen, stuck in a boot loop, has a non-responsive screen, or if you forgot the screen lock. If prompted, enter your PIN, password, or pattern
Once the reset completes, Reboot system now will be highlighted. Press the Power button to restart.
Scroll down and tap Reset .