Your WIFI name could have been changed to default 

Please check if you can find a WIFI name called  "Blazing Speed" 

This is the default WIFI name 



You can change this to your previous WIFI name  via Self Care.

Log in and click change WIFI name

 





Alternatively you can also do it manually following the steps below.(Technical)


TP-LINK

EC440 , ARCHER C1200, EC 230   CLICK HERE     





D-LINK

DIR-850 L > CLICK HERE




LINKSYS

EA 6350 > CLICK HERE



HUAWEI

HG8145V5, WA8021V5, HG8145X6> CLICK HERE