My laptop has built-in-wifi and i have a dsl modem which you can get wireless internet from. But when it is searching for a network to connect to it says it cant find any networks. I have another laptop which picks the signal up right away so why wont my acer?

If your laptop has no built in wifi, a USB receiver can access nearby (wireless capable) routers or router/modems. Otherwise a CAT5 cable can hardwire your computer or laptop to a DSL modem. CAT5 is a little wider than telephone connectors. Then install drivers (and make sure the modem is compatible with your providers requirements, they are not all the same.)

Did your ISP Boingo supply you with a DSL or cable modem with a built-in wireless router? If only a DSL or cable modem is supplied and you wish to connect to the Internet by wireless then you need to connect a wireless router to this DSL or cable modem.

You can connect to the Internet using a LAN cable from your laptop to the DSL or cable modem.
If your laptop as a built-in wireless card you can to the Internet via the wireless router.
If you laptop does not have a built-in wireless card then you can install a PCMCIA wireless card into the card slot of your laptop to the Internet via a wireless connection.

To secure your wireless network from unauthorized access,please click on this link and follow my instructions :-http://www.fixya.com/support/r3559128-wireless_router_security

Your internet provider should have provided you with a modem (dsl modem) that will have a ethernet port which can be connected to a computer directly or a router to make internet available to multiple computers. Router usually comes with five ports one of them is WAN port (Wide Area Network) and other four are LAN ports (Local Area Network) The dsl modem should be connected to WAN port of your router and the LAN ports are use to connect to any computer with an ethernet cable. If the router has wireless capability you can use your laptop or smartphone to access internet wirelessly!

You ned to contact an Internet Service Provider to determine if your USB wireless adapter is compatible with their service.
Read this info for an idea on how to connect to the Internet :-

There several ways to connect to the Internet.
1. You can use a cable or DSL modem and connect this modem to the laptop with a LAN cable.
2. You can use a wireless router with a cable or DSL modem and connect to the wireless router using a wireless card (a PCMCIA wireless card or the laptop may have a built-in wireless card). This wireless card can also be used in WiFi locations such as the airport, McDonalds and Starbucks etc.
3. You can use an USB G3 wireless adapter. This type of device uses the G3 mobile network and may not give you Internet coverage in some locations.
All these require an Internet Service Provider and the costs vary widely depending upon the various plans they offer. Check the ISP in your area and compare the plans and cost of their plans and pick the one that best suits your needs.

that completely depends on what kind of internet service you have.
The laptop has a Ethernet connector so, if you have a internet connection in your home you should be able to connect it with a wire to the router or the modem and it should work.

You can connect to the Internet using a cable or DSL modem and connect it to your computer using a network cable or a USB cable.

Basically you need to see what the Internet Service Providers offer in your location. Beware of the costs of the various plans they offer in broadband speed, their download limits and the penality for exceeding the limits etc.

Then read the following info to decide what type of Internet access you require.

If you want to connect to the Internet using a wireless connection then read this.
What you need first is to install the wireless driver for your wireless card in your computer. If you don't have one you need to purchase a wireless card.

Wireless connections to the Internet can be achieved by several methods and it depends upon the method of delivery by the Internet Service Provider in your location.
The most common is by DSL and cable, the modems that are used with DSL and cable connection can have a built-in wireless router. Your computer will require a wireless card to connect to the modem/wireless router and the range is restricted to approx. 100 ft depending where the wireless router is located within the building.

The laptop's wireless card can be a built-in device or a plug-in device eg a PCMCIA card or a USB device. and these can also connect to a wifi hot spot in locations such as McDonalds. Star Bucks etc.

There is another method that can connect into the Internet that uses a USB wireless device that connects to a G3 network, bacically a type of mobile transmission and the device is locked into a specific Internet Service Provider. This method gives a wider mobile range (even across states) of connecting to the Internet but usually at a higher cost.

When you decide which method you choose, you need to consider setting up your wireless network securely to prevent unauthorized access.

Wireless connections to the Internet can be achieved by several methods and it depends upon the method of delivery by the Internet Service Provider in your location.
The most common is by DSL and cable, the modems that are used with DSL and cable connection can have a built-in wireless router. Your computer will require a wireless card to connect to the modem/wireless router and the range is restricted to approx. 100 ft depending where the wireless router is located within the building.

The laptop's wireless card can be a built-in device or a plug-in device eg a PCMCIA card or a USB device. and these can also connect to a wifi hot spot in locations such as McDonalds. Star Bucks etc.

There is another method that can connect into the Internet that uses a USB wireless device that connects to a G3 network, bacically a type of mobile transmission and the device is locked into a specific Internet Service Provider. This method gives a wider mobile range (even across states) of connecting to the Internet but usually at a higher cost.

Basically you need to see what the Internet Service Providers offer in your location. Beware of the costs of the various plans they offer in broadband speed, their download limits and the penality for exceeding the limits etc.

When you decide which method you choose, you need to consider setting up your wireless network securely to prevent unauthorized access.

The Siemens is a DSL modem and doesn't meet with your requirements.
Wireless connections to the Internet can be achieved by several methods and it depends upon the method of delivery by the Internet Service Provider in your location.
The most common is by DSL and cable, the modems that are used with DSL and cable connection can have a built-in wireless router. Your computer will require a wireless card to connect to the modem/wireless router and the range is restricted to approx. 100 ft depending where the wireless router is located within the building.

The laptop's wireless card can be a built-in device or a plug-in device eg a PCMCIA card or a USB device. and these can also connect to a wifi hot spot in locations such as McDonalds. Star Bucks etc.

There is another method that can connect into the Internet that uses a USB wireless device that connects to a G3 network, bacically a type of mobile transmission and the device is locked into a specific Internet Service Provider. This method gives a wider mobile range (even across states) of connecting to the Internet but usually at a higher cost.

Basically you need to see what the Internet Service Providers offer in your location. Beware of the costs of the various plans they offer in broadband speed, their download limits and the penality for exceeding the limits etc.

When you decide which method you choose, you need to consider setting up your wireless network securely to prevent unauthorized access.

I suppose you need to connect the internet using WiFI and not cable DSL . Please follow the below steps.
You need to have a Wireless router in place and connect the DSL to the router , then u need to give an IP to the router.

Configure your laptop to the router device.