Poor Poor Poor Internet Speed Dropped 5G

Account Number: ***6 . I have been using Rain more than a year now and this time its getting worse and worse everyday. I feel i am paying a lot of money for services that i am not getting. This 5G has dropped down to a point where i can't even view a whatsapp status. I need a monthly cut on my subscription or i need improvement on my internet speed. Here are the number for my sim card: *** . I use this internet for my work and it is really affecting my production at work.