Besides the school newsletter, how can the school send messages to parents' mobile phones? How to shield?

If you want to block the information sent by the school

You can try Tencent Mobile Manager.

Open Tencent mobile phone housekeeper, harass interception function, and turn on interception function.

Can effectively and automatically intercept unwanted calls and text messages and join the blacklist.

The default setting is standard mode, which can automatically intercept incoming calls and text messages in the blacklist.

Moreover, it can intercept the phone that hangs up as soon as it rings and block it.

Of course, you can also customize the interception mode.

I hope my answer can help you.