In order to hard reset your Samsung tablet, the steps given below must be followed: Ensure that the Samsung tablet is powered off. Press the Power and the Volume Up button together till the device displays the start-up logo. Once the logo is displayed, release the buttons and wait till the device enters the Android system recovery mode.
Press and hold the "Volume Up + Power + Home" combinations until the Galaxy Tab turns off. Release all the buttons. Wait until the recovery screen with the Samsung logo appears. Push the "Volume Up" or "Volume Down" to navigate to the menu. Choose "wipe data/factory reset".0:00 / 2:38 Samsung Galaxy Tab 3 SM-T210R Factory Reset We Repair 17.5K subscribers Join Subscribe Subscribed 465 Share 106K views 5 years ago How to reset the Samsung Tab 3, you will Hold down the power button. Wait for the power off and restart to appear on the screen. You should see a restart in safe mode. Restart and if everything is ok do a regular restart I didn't forget my pattern but it wouldn't work.
Select your Samsung Galaxy Tab A from the list of devices registered to your account. Click on the “Lock” option. Enter a new password for your tablet and confirm the password. Click on the “Lock” button to proceed with the locking process. Once the command is sent, your tablet will be locked with the new password.