Hello my smart service member today i will tell you how to fix stuck on problem. SP36811.2 & SP36821.2 this is android board newly realease motherbord in shop and also this is normal budget price pcb this is common motherboard SP36811.2 & SP36821.2.
I have this tested Pendrive software full Hd and non Hd both resolution software available this is pendrive software you can use any type of pendrive but dont dont use virus pendrive carefull use software because here is more type files so first confirm your PCB after use firmware.
this Pcb SP36811.2 36821.2 name also android version is high 9.0 this is first android card.

call me for software
918160377965 / 917487878939
This is Genuine Plug And Play Software Usb file easy to install firmware any one can use this software. all appplication working like hotstar , jio tv, Netflix , Youtubetv no any error
BOARD NAME – SP36811.2 & SP36821.2
ANDROID VERSION – 9.O
RAM – 512MB-4G AND 1G-8G
WHATSAPP NUMBER https://wa.me/8160377965
918160377965 / 917487878939
this is my website https://androidboardsoftware.com/ go and check now latest android firmware easy to get any software and more android.
How to Get Software / firmware
First check your model number and also check what’s problem in your android tv then you can call me.
Screen reflecting SP36811.2 & SP36821.2 is anything but a comparable thing as electronic social occasion programming, work region sharing programming or video conferencing programming, for instance, GoToMeeting or join.me. Screen reflecting is a “limited” movement, which infers the screen-sending device and screen-getting device should be on a comparative framework.
Since affiliations are feature point and remain on the close by framework, screen data never crosses the webSP36811.2 & SP36821.2
THANKYOU FOR VISIT MY SMART SERVICE WEBSITE HERE IS ALL TYPE SOFTWARE AVILABLE IF YOU WANT ANY SOFTWARE YOU CAN COMMENT ME MAIL ME MY MAIL ID IS smartservice434@gmail.com THANKYOU..