AX5 4200, cannot get internet after installing the app & wifi

Rather than posting a blank message – I am no mind reader – try telling people about your network and the problem you have.

 

You can help people to help you by providing the information suggested in this forum's header:

 

Subject (Include model number and brief summary)
Model (Recommended - Helps the community give the best answers)
Body (Include additional detail including model version, firmware, OS and environment where relevant.)

They are there for a good reason.