Why is the Samsung Galaxy A20e not compatible with my Unity app? - arcore

We' ve got an app out for open testing but my client can't run it on her Galaxy A20 (says 'device not compatible with this version'). She has installed Google Play Services on her device also.
On my dev console the A20 is not shown on the supported device list, although surely it's ARCore compatible (2019 device).?
Can anybody help me understand how to fix this?
Using Unity 2020.3.8f1, ARCore 4.1.7. Min Api level set to 24. Il2cpp backend for 64-bit device support.

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TokBox webrtc failing on iOS

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Is Galaxy Tab S4 incompatible with ARCore?

It is not possible to install Google AR Core on Galaxy Tab S4 SM-T835. Google Play is showing the message that application is not compatible with device. (anyway it is showed as AR Core compatible).
https://developers.google.com/ar/discover/supported-devices
We can't even install any of ARCore compatible applications that way.
The device has been brough for development and testing of ARCore applications.
We have just received an answer from local Samsung comunity support, that it's not an Samsung application and that way the Samsung has no possibility to change it, and it's needed to contact an developer, in that case a google corporation. They are sorry, but they couldn't help me in that case.
Should we choose another device by different manufacturer (aka avoid Samsung devices) to get compatibility with ARCore? And what device is absolutely compatible one?
At the moment Samsung Galaxy Tab S4 is compatible with ARCore 1.8. And it requires Android 8.0 or later. Galaxy Tab S4 SM-T835 model has all the necessary sensors: Gyroscope, Accelerometer, Compass, and RGB-camera.
There was some compatibility's delay for Samsung gadgets but now everything works perfectly.
Hope this helps.

BB native app SDK to support OS 7 and 10

We are in a need to develop the native app which should target both 7 and 10 OS version in BB devices. The app should support webview (load external url in the native app).
By analysing in BB support site, there are native SDKs available for 10 but i could not conculde if there any single SDK that would support both 7 and 10 OS.
http://developer.blackberry.com/bbos/java/documentation/introducing_sdk_1968206_11.html
http://developer.blackberry.com/html5/download/
I dont find much details about the best develpment tool to target both the OS.
Please help me
Thanks,
DD
Unfortunately you can't develop an App to target both OS7 and BB10 devices.
BlackBerry 10 and BBOS7 are as alike as iOS and BBOS7, they don't share ANYTHING. You have to treat them completely different.

Creating a single SmartTV app for multiple platforms of Samsung and LG

I want to create a smart TV app for samsung and LG, which should run on their specific platforms.
The app should be capable of running on the below platforms of LG:-
LG Smart TV SDK V3.0.
LG Smart TV SDK V2.4.0
webOS TV SDK 1.2.0
The app should be capable of running on the below platforms of Samsung:-
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SDK 4.5
SDK 5.1
If i develop an app for any of these SDK, what are the dependencies in porting it to the other platforms/SDKs.
My undestanding is that core components like the Player and Remote Control Management are platform specific.And you would need to use a configuration file and implements these components independently for each platform.
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Cross platform development on Smart TV it is a little tricky. I would suggest you to have a look at some cross platform SDK already out there.
Here a brief list:
INIO TV from Mautilus Software
http://www.inio.tv
Source code free and open source at
https://github.com/mautilus/inio-sdk-js
I used in the past, it works well for Samsung and LG.
Tv App Engine
http://www.tvappagency.com
I think it is proprietary and I could not find information about their fees.
Joshfire Smart TV SDK
http://framework.joshfire.com/
I had not opportunity to test it yet but it seems LG is not supported.
I hope it can helps.
Also there is a free and opensource Smartbox library:
https://github.com/immosmart/smartbox
In my opinion rather good one =)

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I developed one application in Blackberry OS 6.I deployed that app in to Blackberry world successfully.But it is not working in Blackberry OS 10.I am getting following error:
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Adobe Air
With WebWorks it is possible to run your application in both BlackBerry 6 and BlackBerry 10, you may need to make some changes to your code, but it is certainly possible and there are plenty of resources available.
You can start from here.
Specifically BlackBerry states:
Your BlackBerry WebWorks app can be targeted to run on a variety of
BlackBerry device models or ported to a different OS, such as iOS or
Android.
Developing your app with BlackBerry WebWorks gives you the flexibility
to target users of the latest BlackBerry devices and those who are
using older models. Depending on the OS you want to target, versions
of the BlackBerry WebWorks SDK available for:
BlackBerry 10
BlackBerry PlayBook
BlackBerry 7 and earlier
See here for a tutorial on creating an application which is able to work on old and new BB devices (Simple Hello World application).
A good article to look at can be found here, which explains some of the fundamentals and differences with webworks.

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