Internet Access Problem

First of all, It's necessary to verify if the access it's really down or if was just a small glitch in the system. 

In cases of Glitch eventually the signal reconnects by himself in a couple of minutes!

If not, her a few steps that you can make to solve this problem:

• Plug and Unplug the source of internet from the CPU, or USB port. If it's a Wi-Fi Problem and see if the internet has reestablished with success; if not,
• Open CMD on Windows, and type: ipconfig/release and click enter a couple of times!

You'll see something like this:

• Then proceed by typing ipconfig/renew and also click enter a couple of times!

You'll see something like this:

At last, type ipconfig/flushdns and also click enter a couple of times!

You'll see something like this:

By doing that you have done successfully the cleansing of the DNS cache data, and the internet will reestablish in a couple of minutes!

it's recommended to restart the machine after the process and sometimes before the process, just for security matters and accuracy.