Issues with Nofication in backgound

### Steps to reproduce

I don’t know why notifications work in background mode on some devices, but not on certain Chinese models. Devices like Xiaomi, OnePlus, Samsung, Vivo, etc., don’t always support background notifications. How can I fix this issue?

### Outcome

#### What did you expect?

#### What happened instead?

### Your phone model

_No response_

### Operating system version

_No response_

### Application version and app store

_No response_

### Homeserver

_No response_

### Will you send logs?

Yes

### Are you willing to provide a PR?

Yes