Why my Tecno Ponvoir 4 just showing TECNO at the starting point after i updated my phone

[Android Central Question]

I was ask to update my phone yesterday, After updating my phone, My phone reboot itself..
After my phone was rebooting its show TENCO only didn't display the main screen..

 

[belodion]

I don't know why it's showing that. A bad update perhaps.
Try a Cache Partition wipe.
Tell us if no go.
https://forums.androidcentral.com/showthread.php?t=409154

 

[mustang7757]

Can u get in recovery to factory reset ?

 

[B. Diddy]

Welcome to Android Central! Was this an official system update pushed over the air, or did you download an update file from some website?