How do you unlock a Samsung Galaxy s2 without the password?

To unlock your phone:

1. On the unlock screen, enter your unlock pattern.
2. After five attempts you’ll be asked to wait for 30 seconds, tap OK.
3. If your phone display goes off, tap the power button and unlock your screen.
4. Tap Forgot pattern?
5. Enter the user name and password of your Google account, tap Sign in.

How do I factory reset a Samsung Galaxy S2?

Samsung Galaxy S2 — Performing a hard reset

1. On the main home screen, just select MENU.
2. Select SETTINGS, then select PRIVACY.
3. Select FACTORY DATA RESET.
4. Select RESET PHONE.
5. If the password is required,enter it. Then confirm by selecting ERASE EVERYTHING.

How do you wipe a Samsung Galaxy S2?

If a pattern, PIN, etc. is or has ever been set up on the device, Google account sign in is required during initial setup.

1. Ensure the device is powered off.
2. Simultaneously press and hold. Home button. (at the bottom) +
3. From the Android recovery screen, select. wipe data/factory reset. .
4. Select. Yes. .
5. Select. reboot system now.

How do I unlock my galaxy tab 2 if I forgot my password?

10 Answers

1. With the device off, press and hold Volume Down and Power.
2. Release the Power button when you see the Samsung logo, but continue to hold Volume Up until the recovery screen appears.
3. Use the Volume buttons to navigate the menu and select wipe data / factory reset.
4. Press Volume Up continue.

How do I reset my Samsung Tab 2 to factory settings?

Master reset from settings menu

1. Back up data on the internal memory.
2. From the Home screen, tap the Apps icon.
3. Tap Settings.
4. Scroll to ‘Personal,’ then tap Backup and reset.
5. If desired, tap Back up my data to move the slider to ON or OFF.
6. If desired, tap Restore to move the slider to ON or OFF.
7. Tap Factory data reset.

https://www.youtube.com/watch?v=2b2OY2FV-Oo