Computer & Electronics 2024, November

Drawing a perfect circle using Microsoft Paint is possible using the "Oval" tool. By holding down the ⇧ Shift key while drawing an oval with the mouse, you will indicate to the program that what you want to achieve is actually a perfect circle.

Microsoft Windows XP is an operating system released in 2001. It is widely used nowadays on the home-computer line and in the workplace. Follow these simple steps, and you will be able to install this operating system on your computer in no time.

This article explains how to optimize the speed of internet connection and web browsing when using Windows 7. There are many aspects that can negatively impact the speed of a computer's network connection, so there is no magic solution that can solve all of them.

This article explains how to clear the password of a local user account on a computer running Windows 7 or Windows 10. You can only make this change using the system administrator account. Since network accounts will use the Microsoft Outlook password to log in, you will not be able to delete the password in this case.

After using the new Windows 8, do you want to go back to Windows 7? Maybe you work in a large company that doesn't want to use both systems. Microsoft doesn't facilitate this process, but you can get back to Windows 7 from Windows 8 by following the steps below.

The constant update of Windows 8.1 allows Microsoft to install fixes and solutions related to problems related to the operating system or to the computer's drivers, so that the computer can continue to function correctly without interruption.

This article explains how to trace your computer's Windows product key using the PowerShell app or a third-party app called ProduKey. Steps Method 1 of 2: Use the PowerShell App Step 1. Launch the PowerShell app Press the key combination "

This article explains how to factory reset an HP laptop. If you are experiencing a large number of malfunctions using the laptop, sometimes the best solution may be to reset the operating system to factory settings. The only drawback of this solution is that all information on the computer hard drive will be erased.

This article explains how to activate Hyper-V on Windows 10. It is a feature that allows you to create virtual machines. To use it you will need Windows Enterprise, Pro or Education. Steps Step 1. Click on the Windows search icon It looks like a magnifying glass or a circle and is next to the "

In 2013 Microsoft discontinued the services offered by the instant messaging platform called MSN / Windows Live Messenger, replacing it with Skype. Thankfully, if you're using the same hard drive, old conversations should have been saved, even though you've started using Skype.

Windows 8 has a utility called System Restore, which allows you to bring your computer back in time to a precise point where it was working properly. When the system makes changes, your computer automatically creates restore points, but you can also create them manually whenever you make changes to your computer.

Are you tired of the usual white on a black background in cmd? If so, read this article to understand how to change the color of the text and, if you want, the background color as well. Steps Step 1. Press the "Windows" + "

Windows 7 gives users the ability to share files and folders with friends and family at home, or with colleagues in the office. In fact, it has a useful wizard that simplifies the process of sharing folders, especially in a work environment.

Partitioning a hard disk means dividing it into two or more logical memory units that are totally independent of each other. The larger the hard drive, the longer it will take to recover the data. Partitioning a large hard drive can be helpful in reducing the time it takes to access the information it contains.

DVDs can be dubbed. Do you want to make backup copies for yourself or duplicate them for someone else? Keep reading! Steps Part 1 of 2: Create an ISO Image from a DVD Step 1. Insert the DVD you want to copy Click the DVD drive button to open it, insert the disc and then close it.

This article shows you how to remove the Bing search engine from the Windows operating system and internet browsers. Although Bing is often used as an alternative to Google's search engine, many dubious malware and software set Bing as the default search engine and make it impossible to change this setting using the browser's "

Telnet is a command line tool designed for remote server administration using the command prompt. Unfortunately, Windows XP, Windows Vista, and Windows 7 do not have the Telnet client installed when installing the operating system. Before you can take advantage of the potential of this tool, you will need to install it first.

If you need to fix some problems that are plaguing your computer, it is very likely that you will need to know the version and build number of the Windows operating system installed. This information will be useful to you or to the people you may turn to to understand the cause of the problem.

In Windows XP you can use the "Command Prompt" in full screen mode by simply pressing a key. Unfortunately on Windows Vista, Windows 7 and Windows 8 systems this possibility has been eliminated. The cause of the problem is due to the changes that Microsoft has made to the way new versions of Windows use the computer's video card.

By starting disk defragmentation in Windows 7, you will allow the operating system to reorganize the physical disk storage of all data files, increasing the speed of loading and retrieving information. You can use this system utility manually whenever you want, or you can schedule it to run automatically at a specific time.

Are you a little confused by all those complicated words that computer experts use? Are you also among those who, starting to use a computer, considered themselves lucky to know how to turn it on and to be able to not make it catch fire or stop it?

If you are not comfortable using Windows Live Messenger and want to switch to another instant messaging software, this tutorial shows you the simple steps required to uninstall Windows Live Messenger. Steps Method 1 of 2: Windows XP Step 1.

You can normally restart a computer with a Windows 7 operating system by accessing the "Start" menu, pressing the arrow button next to Shut Down and choosing the Restart system option. If you need to find the cause of a problem, press and hold the F8 function key while the computer is starting up to access the advanced boot menu.

This guide shows the steps to follow to close the window for a program that seems to stop responding to commands. The procedure shown is for a Windows XP system. Steps Step 1. Identify the program related to the window in question This information is placed in the title bar which frames the upper frame of the "

Windows 8 is an operating system extremely oriented to "plug-and-play", ie focused on making it as easy as possible to connect external devices to the computer. For this reason, normally installing a printer on a computer running Windows 8 requires nothing more than turning on the printer and connecting it to the PC via USB cable.

This wikiHow teaches you how to fix Windows 7 that causes a black error screen to appear after logging in. This type of error is known as a "Black Screen of Death" ("KSOD" or "BlSod"). Steps Method 1 of 3:

Microsoft DirectX is a set of Application Programming Interfaces (APIs) required to interact with many of the multimedia features found in the Windows operating system. Windows Vista and Windows 7 users can update their system with the latest version of DirectX, quickly and easily, by going directly to the Microsoft website.

Although the Windows operating system is normally configured for automatic activation upon installation, it may happen that you need to proceed with manual activation. With product activation, Microsoft is able to ensure that your copy of Windows is genuine and that it is being used only on your computer, helping to prevent piracy.

Defragmenting a hard drive aims to group together all the segments of the individual files that are stored within it. This will make the memory unit more efficient, as it will take less time to retrieve all the data segments requested by the user or by a program.

This article shows you how to examine dump files produced directly by the Windows operating system after a computer deadlock. These files are created automatically by the system after a serious anomaly has occurred and contain a detailed list of all the programs present in the computer's RAM memory at the time of the block.

If you accidentally deleted a file or folder on your Windows 7 computer, don't worry - you can easily retrieve it from the Recycle Bin! However, if you have already emptied the Recycle Bin, it may be necessary to restore an earlier version of your file history.

Are you at school and you just found out that network administrators have blocked the use of command prompt on Windows computers and you don't know what to do? Or are you just trying to execute a command and keep getting the "Access Denied"

If you are not satisfied with Winzip Driver Updater, you should be able to remove it along with any unwanted programs it has installed by following the steps in this guide. Steps Step 1. First, you will need to save your personal information and then exit the Updater:

This article shows you how to connect a pair of headphones to a computer via a cable or a Bluetooth connection and use them as a device for listening and capturing an audio signal. Users mainly use headphones for online gaming or video calls, as they allow you to hear the audio being played by the system and often have a built-in microphone.

This article shows you how to install and update drivers for peripherals and devices connected or installed on a Windows computer. Drivers are small programs that allow the operating system to communicate and use a peripheral connected to the computer (for example, the webcam, the video card, the printer, etc.

Windows Explorer allows you to browse files and folders on Windows computers. Whenever you open a folder, you use Explorer. You can also take advantage of Windows Search to find specific files, or the command prompt if you prefer to work with the command line.

This article shows you how to open and edit a Windows DLL (from the English "Dynamic-Link Library") file using a third-party program or a free web service. It should be noted that DLL files are fundamental components of the operating system, so their modification could compromise the correct functioning of the computer.

To be able to use it normally, Windows 7 must be activated within 30 days of installation. You can use the "-rearm" command via command prompt, which is used to reset the duration of the usage period without activation. Remember that this command can be used for a maximum of 3 times, i.

If you are using a computer with Windows XP operating system and you need to use an additional language, you can solve your problem by adopting one of the many methods available. If Windows XP is already installed on your computer, changing the language in which windows and programs are presented can be a little more complicated.

This article explains how you can enlarge text, images, or other objects displayed on a Windows computer screen. Steps Method 1 of 2: Using an Internet Browser Step 1. Launch an internet browser The most commonly used browsers on PCs are Internet Explorer, Edge, Google Chrome and Firefox.