Hello, i have problem with my onda obook 20 plus (dualboot windows 10+ andorid 5.1). Evereything was perfect, but once when i updated windows, my tablet freeze and later shut off. I tried switch on, but my Windows disappeared. Now i have only Android 5.1….and switcher to windows dissapeared too.
It is possible repair it??…I used Windows often.
thank you.