What's the matter that most software of Samsung S8 doesn't push notifications?

You can manually set the push permission due to the blocking of the mobile phone settings.

Take Samsung s8 as an example, the specific steps are as follows:

1, open the phone, find the phone settings and click enter, as follows:

2. Find the sound and notification in the settings, and click Enter, as shown below:

3. Find the application notification in the sound and notification, and click to enter, as shown below:

3. In the application notification, find the program to push, and click, as shown below:

4. Then find the stop notice and click Close, and then set it as the priority, as follows: