How to connect a computer to an iPhone's Wi-Fi?

I need to find out how to get a internet connection from my iPhone 4s to my Toshiba laptop. I'm trying ti do a hotspot connection but i'm not sure how, it says i have connected and it will show that it is connected, but than it shows a picture of a bench and says no internet access.

Can you unlock a passcode protected iPhone without the code?

I got my iPhone stolen but I had it passcode locked. I was wondering if it is possible for someone to get through it and see all of my information.

Of course I called my cell phone provider and had them cut the phone off but what about all my pictures and messages?

My Wi-Fi on my iphone 4s won't work on instagram?

My Wi-Fi is connecting and i can use the internet and other apps that require Wi-Fi, but when i go instagram and try to follow people it doesn't work. I follow then it says unfollow then follow in like a second. Then the Wi-Fi bar goes low to strong then low. I tried to restart it and i even redownloaded instagram, but still doesn't work?

How to create an iphone case to sell?

I would like to start my own iphone case business but don't know how to get started. I like the cases here http://www.amazon.com/...B007406HOC but i would like to have my own designs printed on it. Does anyone know of any places or websites where i can do this for low cost?

Added (1). I'm just looking for a way to have my designs printed on the cases. Where can i do that?

Added (2). I'm just looking for a way to have my designs printed on the cases. Where can i do that?

If I buy a iphone from virgin mobile can I put it on AT&T plan?

I'm on a family plan with AT&T but I recently had my phone stolen so I have been looking to buy a new one. What I'm wondering is can I buy the iphone 4s through Virgin Mobile ( since it is cheaper) or through Best Buy( like this: http://www.bestbuy.com/...d=5689774) and then put it on my AT&T line? I want to eventually switch to Virgin Mobile but I still have about 9 more months on AT&T where I'm essentially paying for a line that I can longer use since I don't have the phone.

Apple unauthorized modifications replacement?

My phone is out of warranty and the screen broke so I thought I'd save money by replacing the screen myself, but that didn't work. So now I have to resort to apple out of warranty repair but realized that they don't accept iPhones that have been opened.
So my question is: how does apple know if I opened my phone and messed with the insides? I know it's wrong to try to trick apple but I'm poor and I need to fix my phone

IPhone messages not sending?

I have just got an IPhone 4S and whenever I try to send a message to a non-IPhone user, it always comes up with 'Not Delivered' under the message with the adding of a long message that starts with 'Sorry Destination number format incorrect.' Help?