How To Combine Two Networks To Get Faster Internet

Method 1️⃣ : Combining LANs
 
    1. Turn everything on your computer, modems (in case of DSL).
 
    2. Connect them on relative ports.

   3. Establish Connections Dial, or do whatever you need to do to establish internet connection and test each one by one, separately. If all good proceed to the next step.

 4. While each one is active and connected navigate to the Network Devices folder of your computer.
     it usually stays under control panel.
 
windows 8 & 8.1 —》 Press Windows + D to navigate to the desktop, and rest is same as windows 7 below.

windows 7 & vista — 》  Click the network icon on the taskbar then click  Open Network and Sharing Center. Then click Change Adapter Settings.
     
   5. Review the window showing all of your network connections.

 6.  Drag and select active LAN (Wired, Wireless or DSL Modem) connections.

 7.  Right click on one of the selected -》 Click Bridge Connections.

 
   Then wait and  a network bidge with different icon will appear.  You might have to provide administrative right.