How to fix unfortunately com.android.phone has stopped working Tecno H7

In this post, i will be showing how to fix unfortunately com.android.phone has stopped working Tecno H7 when picking calls. I first discover this problem with a friend phone when he brought the phone to my shop for fixing. I try multiply solution but such as factory reset, wipe userdata but all fail. so i though of reloading the phone and the problem was solved. I will be showing step to take on how to resolved the problem.

What the cause of the problem.

there are few things that are responsible for the problem of unfortunately com.android.phone has stopped working Tecno H7.

• Crash apk 
• Virus attack
• System failure

What is the solution
The only solution to the problem of unfortunately com.android.phone has stopped working  is the complete reload of the android os. Below is the requirement for reloading tecno H7. This  guide is for those that are new to flashing of MTK phone.

Requirement

1. Sp Flashtools HERE
2. The Vcom driver HERE
3. Tecno H7 Firmware HERE
4. How to flash READ HERE

Note: Ensure you hard reset the phone after flashing ( Hold on Volume Down + power key the scroll to EMMC and press the power to select. wait till the phone reboot)