Why has my internet gone down?

i dont know if this is going to make sense but i rebooted my laptop and reinstall everything back on. but then my internet wireless is gone. so i can't access the internet and i dont see the wireless anymore. what do i do?

I just came home, and I had it switch user, and when I typed in my password and logged in, there was 3 internet explorers opened on the TigerDirect website. I didn't go on tigerdirect before I left and I rarely use Internet Explorer since I use Firefox...

i have lost all my messages where have they all gone ? when i logged in it changed 2 bt internet.com im very confused

I have Windows 7. I usually place my laptop in hibernation when I plan on using it later on. However, recently when I turn my computer on from hibernation, my laptop no longer has internet connection and when I refresh Wireless Network Connection there...

Everytime i get on the internet there is nowhere to type where i want to go eg. (www.yahoo.com), i can't type anything it not there, so how do i get it back? Thanks

they aren't showing up properly..im on internet explorer and its showing up like on firefox when its set to 'no style'..youtube won't conme up properly..i can hardly see this website ..i can't do ******* anything..google is about the only thing thats...

Its been a few days my internet has been working up. Before it would take 20 seconds to buffer a 10 minute video on youtube, but now it takes more than 2 minutes to buffer a 30 second ...show more

So i have always been on a bad internet but recently it just started going really slow?? And it always times out like it will literally go normal for like 20 seconds then take like 5 ...show more

Seeing the rise of a technology can really help you understand the value of it, and appreciate the open and free nature of the internet. Generations into the future, no one will know what is was like, and they might not understand the value of an open...