Getting application logs or crashlogs on beta or release builds

So, what you need to do is:

• Download ADB (https://developer.android.com/studio/releases/platform-tools)
• Open terminal and run "adb" (or in your case navigate to the directory where adb.exe is located and open terminal there) to make sure it works, you will see something like this:

1. How to find a crash stack trace.

• Run "adb shell"
• Run "logcat".
• Open the app so it can crash.
• Get the crash log and post it here.

The crash stack trace should look like this:

2. How to dump full log into a file.

• Run "adb shell"
• Run "adb logcat > C:\path\to\logs\file\log.txt" to start writing logs into the file.