Handle "file://" schema

fileProvider.txt

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
            Context appContext = mWeakActivity.get().getApplicationContext();
            return FileProvider.
                    getUriForFile(appContext, appContext.getPackageName() + ".provider", file);
        }else {
            return Uri.fromFile(file);
        }
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Add to manifest
<provider
            android:name="android.support.v4.content.FileProvider"
            android:authorities="${applicationId}.provider"
            android:exported="false"
            android:grantUriPermissions="true">
            <meta-data
                android:name="android.support.FILE_PROVIDER_PATHS"
                android:resource="@xml/provider_paths"/>
</provider>