Installing Diagzone in Lenovo tab Error

[A2M Auto]

hello comrades
i just got a new Lenovo m10 plus 3rd (6 gb ram & 128 gb)
and when i'm trying to install diagzone app.. an error popup .. so.. may any one help me..?
btw.. that Tab have android 12

 

[Ant0ni0]

Разрешить установку из неизвестных источников.

 

[A2M Auto]

Allow installation from unknown sources.

it works.. thanks alot