When you
can't connect the brother printer to the wifi network. It means, there is something wrong with the user account or password. here are the guide to fix it on your device.
1. First of all, you need to check the network password.
2. Go to the network settings on the printer, here you need to update the wireless signals.
3. Let's go to the printer settings, here you need to update the WPS settings.
4. Reset the brother printer.
So these are the steps to fix the problems. in case, if you need more help. you need to visit askprob blogs.