SKK AXIS Hard Reset and Firmware backup

How to Hard Reset using Combination keys?
I have this Unit exactly a SKK AXIS in hand an Android smartphone spreadtrum chip-set with (sc7715 nand ) system have a password forgotten by my customer.
Trying to hard reset using combination keys follows below tutorial.

1. Power off phone or remove battery and re insert it back to phone
2. Press power key in 2-5 seconds then press volume key UP
3. When vibrate the phone release power key press quickly hold volume down.
4. Wait the android exclamation mark  is view in phone screen.
5. Press volume key UP to view recovery selection then follow to screen to wipe data
6. press volume up or volume down to choose wipe data factory reset
7. press power to select you choose.

Video Tutorials how to boot in recovery mode

Below the figure is actual model about phone imformation after i wipe using recovery , You can view below

For Firmware back-up download is credit to astig84 who backup this for CM2 tools
i have no CM2 tools, May be a week i buy it to support my repair shop
you can download here the ROM and try yours if you have a tools said
Download on Google Drive 
no password

NOTE: Extract the downloaded compress file and provide given password if asked, Do it at your own risk, After flashed the device is set automatic in reset condition, All your user data is lost. (Make sure full back-up the device first before to proceed flashing your phone for future purposes).

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