Slow evening speeds with Infinity 2

[miguelito2004]

My Infinity 2 speed is great during the day at around 40mb, but every evening at 5pm until 3am the speed drops to below 10mb.

I post a image from bt speend durind the evening, Please I need help ia have whit this problem more than 2 months

Here is the cabinet Info thank you.

[imjolly]

can you run btspeedtester and after first test run diagnostic test and post results  must be done with wired connection not wireless

preferably 1 when speed ok and 1 when poor

[miguelito2004]

thank you very much for your quick reply,
I send a snapshot of my last internet speed test taken this morning,
tonight I will send the other internet test capture.
I would appreciate your help in this big problem that affects us every night.

[imjolly]

soory I forgot to post the link  

http://www.speedtest.btwholesale.com/

[miguelito2004]

thank you for you reply.

[miguelito2004]

It's 6.25pm and this is the connection I have, and this is every day.
Please, I need help.