Hard reset for acer e400

Gmail password reset is the most common issue but with the issue, there is the solution of the problem also available. There are some steps to reset Gmail password through phone number

1)Go to Gmail Sign in Page.
2)Enter the email id and click on the forgotten password.
3)Now, enter the account recovery phone number given at the sign-up time.
4)A code will be sent to your phone number via text message.
5)There is the option to put the code and you have to type that code wherever asking.
6)Click on verify.
7)Now you can create a new password.
8)Click on continue.
To know more visit: http://gonetech.net/gmail-customer-service-number/
http://www.supportforhelp.com/gmail-helpline-number.html

Switch the printer off and on again!

Click the "Need help?" link on the Gmail sign-in page.

Perform a hard reset on the device, following these: http://www.hard-reset.com/lg-optimus-l3-e400-hard-reset.html

That will erase all data and apps; including the virus.

Open Settings from the Applications tab, then tap Privacy > Factory data reset Click Reset phone and then Erase everything to format your phone.

If you have forgotten the pattern it will ask you for your gmail login. If not then you need to do a hard reset which will bring your phone to factory reset and you will loose all your data on phone (contacts, messages, apps etc).

Please refer to this link for hard reset. How to Hard reset recovery LG L3 E400

You might have forget your password
you can reset your password by using these three options
1. reset your password using alternate email id
2. reset your password using security questions
3. reset your password using your phone number

All data will be lost! Remember to back up any important data before doing a hard reset.

When the phone is turned off, press and hold the Home key + Volume down key + Power key for over 10 seconds. When the screen shows the LG logo, release the Power key.
After the screen shows the hard reset screen, release the other keys.
Leave your phone for at least a minute while it performs the hard reset, then your phone will be turned on.

anothewr way is :

reset phone to factory settings and erase all the data on your phone, touch Menu > Settings> Privacy > Factory data reset > Reset phone.

Resetting the phone does not erase any system software updates you have downloaded or any files on your microSD card,
such as music or photos. If you reset the phone in this way, you are prompted to re-enter the same information that you did when you first started Android.