2. Press and hold both Volume UP (and HOME) + power on the phone.
3. When Android Recovery menu screen appears release all keys.
4. Navigate and highlight wipe data / factory reset using the Volume down key and press power.
5. Navigate and highlight again to Yes -- delete all data and press power.
6. All data will be lost! Before doing a hard reset backup all important data.
After hard reset is done select Reboot system now. Press power to reboot the phone.
Another way to reset your Samsung Galaxy J Max is to enter the reset code on dial screen.
On dial screen enter this Samsung Samsung Galaxy J Max reset code: *2767*3855#
All data will be lost!
See how to hard reset Samsung Galaxy J Max
Or
{Make use of|Employ|Work with} Samsung Galaxy Samsung Galaxy J Max Backup and reset function
Go to Settings > {Back-up|Back up} and reset > Factory data reset: Reset to zero settings to the {manufacturing plant|manufacturer|stock} default values and erase all data.
Your device freezes or has {perilous|airport terminal} errors
{In case your|If the|Should your} device {stalls|interrupts} or hangs, you may need to close applications or reinsert the {electric battery|battery pack|power supply} and
turn on the device to regain {features|efficiency|operation}. If your device is frozen and unresponsive, press and
hold the {Electric power|Electricity|Ability} button for more than 8-10 seconds to {restart|reboot your computer|restart the pc}.
If this does not solve the problem, perform a factory data {reset to zero|recast}. On the Applications
{display|display screen}, tap Settings -> Backup and reset -> Factory data {reset to zero|recast} -> Reset device -> Erase everything. Before performing the {manufacturing plant|manufacturer|stock} data reset, remember to make back-up copies of all important data stored on the device.
More........ http://www.hard-reset.com/samsung-galaxy-j-max-hard-reset.html
