How to open the message reminder of idle fish? Why can't the mobile phone receive the letter reminder?

If you don't turn on the message reminder, you won't receive the message reminder. The opening method is as follows:

1. First open the idle fish APP in the red box, as shown below:

2. Then select my function in the red box.

3. Then select the setting function indicated by the red arrow, as shown in the figure below:

4. Then select new message notification, as shown in the following figure:

5. Click the main switch to accept the notification, as shown in the figure below:

6. Finally open all permissions, as shown in the figure below: