In this article, you will learn how to use laptop as monitor. The functions of computers have changed over time, and that’s why Windows 10 sometimes requires splitting the screen or having two monitors for the same activity.
But is it possible? Of course, it is, and that’s why we want to show you how to use your laptop as another screen and without cables; as you read, without cables!
Before we show you how to share screens, you should first know that we will focus on defining the process with Windows 10, so you should have a laptop with this system. Should
Okay, and in what cases is it common to have a second monitor? Activities such as analytics, editing, design, and even play are activities that require a wide visual field.
In Windows 10 you need to use the laptop as another Screen and without cables Microsoft has thought of improving the user experience, and that is why it has added a screen sharing function.
If you are wondering why you need to make this possible, we suggest that the main monitor be a desktop computer or laptop, while the other should be a Windows 10 laptop.
Below we will show you step by step how to improve your experience through two screens. 
Let’s Begin the Steps
Step 1: Project on the computer
To start sharing your screen, you must first find the Project option on this computer. To do this you have to go to the Start menu of your laptop, then you have to select Settings, and later, you have to click on System.
Step 2: Configure options
Once you get to the projection option on this computer, you have to configure the fields there. That’s the only way to connect to the main screen, but we’ll talk about that later.
Well, once you enter these fields, you must go to the one identified, when you allow it, some can project Windows and Windows devices on this Android, and whenever the button is available Select. If you want to give your laptop more security, you can just click on the option available on secure networks.
Requesting a projection on this computer is another field that you configure, and in that case, you have to select “Whenever a connection is requested”. This option suggests keeping the operating system safe.
After that, the required field will appear for the paired field in which you will decide whether to ask for a password to be able to share the screen.
In this case, we recommend that you choose “Always”, as there are other first-timers (with which you will only need one PIN per device) or never.
Finally, disable the option. These devices are only available for projection discs when they are connected to a power source, as the idea is that you can use your laptop screen without any wires or cables.
Step 3: Configure the base computer
When you finish the laptop settings that will work on the second screen, you will need to go to the base computer to start the connection.
It is also important that both computers are connected to the same local network, otherwise, they will not be able to share screens.
In basic equipment you must do the following: Start / Configuration / System / Screen. Next, you need to find the option to connect to the wireless projection, which will immediately open a window on the right side of the screen with the available equipment. You of course. Choose a laptop.
Step 4: Enter the PIN
Do you remember that we suggest you always select the option in the desired PIN window? Well, when you choose a laptop from a base computer, a field will appear where you have to enter the password for the pair from the other screen.
As a result, a pop-up message will appear on the laptop requesting to connect to the base unit and you must accept it.
Immediately your laptop will generate the PIN that you need to enter on the other computer, and after entering it in the given field you will press the connect button.
At this point, the laptop will reflect that it is ready to connect, and after a few minutes, there will be the same projection on both the base computer and the secondary display.
It is also important to note that the main computer should allow contact with another screen, so you may want to look for such options in the settings. 
How to connect to an Android device?
Now that you know how to use your laptop as a second screen and wirelessly from a computer, we understand that you can also consider how to do it from your phone via the Android operating system. Of course, it’s easy, and we’ll explain it briefly.
First, you need to go to your phone’s device connection option and select the wireless projection button.
Your smartphone will start looking for nearby devices, and since you’ve already configured your laptop, it will appear on your screen shortly.
When you see that your laptop is reflected in your Android, you will select it and immediately. This will start the connection between the two devices.
You will also see a notification in the tab of your phone stating that the process has been completed correctly, and from that moment on you will start performing your activities or with a video from the more visual field. Will enjoy
As you can see, the laptop will be used as a second monitor, and in Windows 10 and Android operating systems without cables, there is nothing to write home about it. All you have to do is follow the steps in this guide and get a successful wireless connection. Related Articles:
