diff --git a/ReactNativeClient/root.js b/ReactNativeClient/root.js
index abd21e67fa..d1dc16f4aa 100644
--- a/ReactNativeClient/root.js
+++ b/ReactNativeClient/root.js
@@ -307,9 +307,19 @@ const appReducer = (state = appDefaultState, action) => {
 let store = createStore(appReducer, applyMiddleware(generalMiddleware));
 storeDispatch = store.dispatch;
 
+// function blobTest() {
+// 	const contentType = 'text/plain';
+// 	var blob = new Blob(['aaaaaaaaaaa'], { type: contentType });
+
+// 	const fileTest = new File([blob], '/storage/emulated/0/Download/test.txt', { type: contentType, lastModified: Date.now() });
+// 	console.info('FFFFFFFFFFFFFFFFFFFFF', fileTest);
+// }
+
 async function initialize(dispatch) {
 	shimInit();
 
+	// blobTest();
+
 	Setting.setConstant('env', __DEV__ ? 'dev' : 'prod');
 	Setting.setConstant('appId', 'net.cozic.joplin-mobile');
 	Setting.setConstant('appType', 'mobile');