Suddenly this morning no wifi signal (so no wireless connection possible) but wired devices are working fine (they have internet); what could be wrong...?

@xavier221 I checked her and she's got the official WhatsApp from Googlle Pay Store.

@woozle OK, I will try that tonight. She does havean active SIM card with no data (plan).

@woozle Yes, internet access so during the no internet schedule, I tested browser, Instagram and ALL do not work because the internet is blocked. The wifi connection on my daughter mobile is...

LS, I recently noticed that even with a Parental Control "ON" during the period without internet, my daughter can still receive WhatsApp messages; I did test it. Any reason this is hapening...?

@terziyski Sorry for not following up earlier as I did not receive an email notification that there is a reply to my posting. Thank you for your help and instructions, I did not know of these...