I uninstalled all apps on LG E440 using Es file explorer I uninstalled all apps on on rooted LG E440 using Es file explorer.
then phone can not boot . it restarts within a second .
I need help.
Android 4.1.2
Hope you have backed up all your contacts and docs. Then follow these steps to hard reset your phone:

Step 1: Press and hold the Camera button + Volume Down Key+ Power button.

Step 2: When the LG Logo appears on the screen, release Power key holding volume down+camera key.

This shall do the job for you.