Computer Fundamentals Index

Computer Introduction Types of computer Characteristics of computer Uses of computer History of Computers

Computer Languages

Low Level language Middle level Language High level language

Computer Generation

Generation of Computers First Generation of Computer Second generation of Computers Third generation of Computers Fourth generation of Computers Fifth generation of Computers Sixth Generation of Computer

Peripheral Devices

Input devices Output device


Block diagram and basic components Control processing unit (CPU) Software Hardware


Computer Memory Registers Memory Hierarchy RAM Vs ROM Understanding file sizes (Bytes, KB, MB, GB, TB, PB, EB, ZB, YB)

Computer Network

Types of Network Types of Area Networks (LAN, WAN, MAN) TCP Flags

Computer Virus

Computer Virus

Computer Ports

Computer Ports


How to hack a computer How much do Computer Programmers make How does a Computer work How to associate a file with a program How does a computer convert text into binary How does a computer process data into information How to fix a CD-ROM DVD How to fix the no input signal How to install computer memory How to associate a file with a program How to log out of your operating system How do I change my name on Google How to installation or uninstallation Microsoft Paint How to fix a not a valid Win32 application error How to fix missing Microsoft Windows .dll files How to use a computer keyboard How to erase my hard drive and start over How can I test how many words I can write a minute How to shut down a computer How do I open and edit the Windows registry How to edit the registry from the command line How to restart Microsoft Windows How to install a computer processor How to open Microsoft Paint How to fix problems in Windows after installing new software How to enable or disable the preview pane of Microsoft Outlook How to open a Microsoft .wps or Works file in Word How to view the HTML source code in Microsoft Word How to View or Change the Screen Resolution of a Monitor How to Connect and Install a Computer Keyboard How to Delete Temporary Files in Windows 10 How to determine Which Version of Microsoft Office I'm using How to find out how much hard drive space is available How to Fix PC Stuck on Verifying DMI Pool Data How to choose which items show in the notification area How to find similar images using Search by Image How to fix Low Memory and out of memory errors How To Replace the CMOS Battery How do I Update my Antivirus Program How to fix a general protection fault How to Identify problems in the Windows Device Manager How can the Base be Shown How to test if a Website or Web Page is down How Much is 1 Byte, Kilobyte, Megabyte, Gigabyte, etc How to fix a CMOS checksum error How to Fix a Windows CD-ROM, DVD, or Disc Drive Issue How to Open Safe Mode How to Password Protect Files and Folders in Windows How to Reset CMOS or BIOS Settings How to use Computer Keyboard How to create a text file How to enable or disable DHCP in Windows How to test computer memory to determine if its bad How do double space or change line spacing in Microsoft Word How do I know if I have Windows Administrator Rights How many cores does my computer have How to Create a Directory or Folder How to Enter and Exit the BIOS or CMOS Setup How to change Windows Compatibility mode How to clear your internet browser history How to Connect Computer Speakers How to Copy a Web Page Link or URL How to install a Hard Drive or SSD How to Open the Windows Control Panel How to split a screen in Windows How to copy text from a scanned PDF


Who invented Computer What are the advantages of the Internet? What are the disadvantages of the Internet? Is my computer 64 bit? What is Edge Computing? What is a Router? What is Monitor What is Printer What is a Web Browser What is Microphone What is a Webcam What is PC What is Keyboard What is Motherboard What is WAP What is URL What is a Digital Assistant When was the first Computer Invented What is Modem What is Firmware What is Imperative Programming What is Protocol What is Safe Mode What is Device Driver What is Hybrid Topology What is Mesh Topology What is Procedural language What is a hyperlink What is a Username Who invented the Internet What is Video Card What is Sound Card What is Binary What does Alt+B do What does Alt+D do What does Alt+E do What does Alt+Esc do What does Alt+R do What does ALT + Q do What does Alt + Tab do What is Data Manipulation What is a touch screen What is Back Panel What is Analog Monitor What is AR lens What is an ATX Style Connector What is a File System What is Hard Disk Drive (HDD) What is a boot device What is accessibility What is Line In What is network Interface card (NIC) What is Optical Disk Where can I ask questions on the internet What is Auto Rotate What is CAD (Computer-aided design) What is Cable Modem What is Home Page What is boot menu What is braille reader What is flash memory What is Windows What is Clipboard What is Cyber Warfare What is Myspace Why has my IP address changed What is Jacquard Loom My computer is running slow, what steps can I do to fix it What is a Kensington Lock What is a multicore processor What is automation Are smartphones and tablets computers What is a Login Script What is a Loosely Typed Language What is Multitasking? Why my computer monitor shows no display or black screen What is REM What is Parallelization What is Overtype mode What is open with What is Bracket What is an Online Service What is REM What is Parallelization What is Overtype mode What is open with What is Bracket What is an Online Service What is the Pg Dn Key (Page Down Key) What is the Pg up Key (Page up Key) What is Palmtop Computer What is a Processing Device What is a Print Preview What is the Print Screen Key What can I do if my computer or laptop is lost or stolen What is a Model Number What are the currently available antivirus programs What are Toggle keys What is a Case fan What is a Silicon Chip What is a Slate PC What is a TAB stop What is an Octothorpe What is Task Pane What is Task View What is the svchost.exe file used for in Windows Where can I find free online virus scanners Why am I unable to increase the resolution in Windows What is Autofill When I click my mouse, it sometimes double-clicks What is Scratch What is UDIMM What is MsConfig What is an Expansion Card What is an Executable File What is an Elevated Command Prompt What is an AC Adapter What is AIMBOT What is a Software Suite What is a LED Monitor What does Alt + X do What does alt + space do What does Alt + O do Now that I’ve got a Computer, what can i do What is a Punch Card What is RDIMM What is Select All What is Serial number What is Thermos flask What programs can I use for speech recognition What are the Advantages of Computers What are the Disadvantages of Computers What does Alt + T do What Hardware Device Drivers should be Updated What is a Desktop What is a Ring Topology What is CMOS What is a Directory What is a Mechanical Mouse What is a Plotter What is a Variable What is an Icon What is Data What is HDMI What is Remote What is Right-Click What is SMPS Why does my Laptop not turn on What is a Copyright What is a Cordless Mouse What is a CSV file What is a Joystick What is a Start Button What is a Taskbar What is an Alignment What is an Output Device What is Cat 5 What is Google Chrome What is Post What are Recordable DVD Drives What Does Alt + F4 Do What Does Alt + L Do What is a bit (Binary Digit) What is a cable What is a Calculator What is a capacitor What is a Cold Boot What is a Dialog Box What is a Dual-boot What is a Slide What is A4 What is AM What is Barcode Reader What is EHCI What is a Header What is a Joystick What is a Secondary Storage Device What is Access Time What is Account Sharing What is an Asterisk What is Asynchronous DRAM What is Back Quote What is BIOS What is Borderless Printing What is Case Badge What is CD-ROM What is Chat Slang What is Composite What is RJ Cable What Are Bottom Row Keys What is SAN What is Tray What is VDU What Does Alt + M Do What Does Alt + P Do What is a Cell What is a Command Key What is a key Combination What is a Menu Bar What is a Startup What is a T What is Chat What are the F1 through F12 keys What does Alt + Enter do What Does Alt + Home DO What does Alt + R do What does Ctrl + B do What Does Ctrl + Enter Do What Does Ctrl + R Do What does Ctrl + G do What does Ctrl + 9 do What does Ctrl + End do What does Ctrl + O do What Does Ctrl + P do What Does Ctrl + Q do What is a Colon What is a Core What is Apple Touch Icon What is Clock What is Code What is Computer Crime What is Ctrl What is DAT What is Data diddling What is Date Why won't my computer turn on What Does Alt + N Do What does ctrl + 2 do What does ctrl + space do What does Ctrl + W do What does Ctrl + T Do What Does Ctrl + 2 do What does Ctrl + 5 Do What are the most common file types and file extensions What are Sticky keys What Does Ctrl + Shift + Esc Do What is Settings What is Task Manager What is Taskbar What is a DNS Resolver What does ctrl + 1 do What does ctrl + 0 do How to install software What is a Folder What is a Legend What is a MAC Address What is a Path What is a Ruler What is a Toolbar What is an Intranet Meaning and Differences with Internet What is an SSD What is Inheritance What is Tablet What is Depth What is Docking Station What is Double Click What is a Solid Ink Printer What is a Temporary File What is Backup and Restore What is Electronic Payment Systems Eps What is Marshalling


Difference between hardware and software Difference between multiprocessor and distributed systems Difference between Desktop and Laptop Difference between File and folder Difference between Hard Copy and Soft Copy Open Source Programs vs Closed Source Programs Difference between Optical Fibre and Coaxial Cable Difference between Website and Webpage Difference between Classes and Objects Input VS Output Difference between Primary and Secondary Storage with Examples


Quantum Computing Computer Software Autoexec.bat and config.sys info Update an Antivirus Use of Internet Advantages and disadvantages of Email Computing Power Internet Explorer Shortcut Keys Advanced Encryption Standard (AES) Augmented Reality Infrastructure Readiness Check Top 10 Internet tips and tricks Introduction and Features of FoxPro Features of Multimedia Top 10 online services and applications Receiving S.M.A.R.T. status bad backup and replacing error Version Control System Uninstalling Software or Apps in Windows Data Warehouse Increase or decrease font size in Word using keyboard shortcuts Mouse not detected or working in Windows Computer Cleaning Information and Steps Function Keys on Keyboard Windows 7 Alt+Tab won’t stay on top or stick 10 Essential Examples of Web Browsers Binary Subtraction using 2’s Complement Case Sensitive Languages Computer Pioneers and people who are CEO Microsoft Word Shortcut Keys Parts of Computers Names, Definitions and Images ROM and its Types Basics of Information Technology Characteristics of a Good Software Design Characteristics of Management Information System Classification of Management Information System Implementation of MIS Input Devices of Computer Definition Limitations of Management Information System 3 Types Of Network in Computer Block Diagram Of Control Unit Difference Between Computer and Embedded System Difference Between Hard Disk and Floppy Disk Abstraction in OOAD Hardware and Software Devices Optomechanical Mouse CMOS Memory What is a Terminal? What is Graphic Design? What is Load? What is Passcode? What is Reboot? What is Registry? What is Safe Mode? What is Standby? What is SYN (Synchronize)? What is Task Manager? Attribute Computing BPS in Computer Bulletin Board System Light Pen Input Device 3 TYPES OF NETWORK IN COMPUTER Block diagram of control unit What is a Solid Ink Printer? What is a Temporary File? What is an App launcher? What is Backup and Restore? What is a Tab Character? What is the Core i3? What is Paint? What is a Workbook? Advantages and Disadvantages of Online Education What is a String? What is a VDU (Visible Display Unit)? 50 Uses of Computer What is Workspace? What is a Procedural Language? What is VGA (Video Graphics Array)?

What is the svchost.exe file used for in Windows?

Svchost.exe is a crucial Windows file that loads the DLL files necessary by Microsoft Windows and other programs that operate under Windows on your computer. Multiple Windows services can share a single process thanks to the shared service process svchost.exe. Windows uses fewer resources overall by sharing a single process. The Svc Host process also referred to as svchost.exe or Service Host, is used to host one or more operating system services. Svchost.exe is the name of the Windows executable file and stands for Generic Host Process for Win32 Services.

It is simple to observe everything active under svchost.exe using the Windows Task Manager. By looking at your Windows Task Manager, you can see which Windows services are currently running under Svchost.exe. To examine the various services running behind svchost.exe, open the Windows Task Manager and click the arrow directly to its right (service host). Depending on the version of Windows, this file can be available in c:\windows\system32 or c:\winnt\system32, and it might also be in the DLL cache directory.

What is the svchost.exe file used for in Windows

Reason for Multiple svchost.exe processes running in Task manager

Your computer may execute many instances of svchost.exe, each containing a separate set of services. A single service for a program may be hosted by one instance of svchost.exe, whereas another may host several Windows services. The number of instances of the Svc Host process that the operating system runs will depend on how many services are required. The Svc Host process shares its resources with all of the services running inside of it, which helps to save computer resources like RAM. The Task Manager Processes tab frequently displays three or four svchost.exe processes.

While reducing the number of resources the computer uses, this shared process might also have some disadvantages. The Svc Host process will terminate if any of the services running inside it encounter an unhandled exception error. Since the services are no longer running inside of that shared process, which could cause additional problems. Additionally, malware programs occasionally disguise themselves by running under the same process name as svchost.exe, which is a frequent process in Task Manager. In other situations, malicious software may inject its service into an active svchost.exe process. Both ways, this disguising behavior might make finding and get rid of these malware applications challenging.

To see which services are active within each svchost.exe instance, utilize Task Manager. By pressing CTRL+SHIFT+ESC, launch Task Manager. From there, right-click a svchost.exe instance in the Details tab and select Go to Service (s). On the Services tab, the services connected to the process are highlighted.

Svchost.exe - is it malware or a virus?

Svchost.exe, which stands for "service host," is a file utilized by numerous Windows programs. However, malware developers have been known to attach dangerous files to the svchost.exe service to avoid detection, leading to frequent confusion with viruses. To escape detection by untrained eyes, malware writers frequently build processes with typos like "svhost.exe" and "svchosl.exe." Using a reliable malware remover to identify and remove all components of the svchost.exe virus infection is the first step in dealing with any digital infestation. Even though these tools are made to find and eliminate risks, running a security suite is still recommended. Instead, malware removal tools are made to target and eliminate infections as soon as they appear.

This file can be infected by viruses that could start an SVCHOST.EXE service. The svchost.exe file is not malicious, and your machine is not affected if your antivirus program does not find any viruses or other malware. Update your virus protection software and visit the Microsoft Windows update page if you think your machine is infected with a virus.

Note: Microsoft Internet Explorer crashes or displays the SVCHOST.EXE error with the code 0xe03c3a68. As mentioned earlier, the blaster virus has infected users who have an issue with their memory.

Removing svchost.exe file

This file is essential to Windows and is required by Windows. Windows would stop working if this file were deleted. Your antivirus program ought to be able to quarantine or remove the file if it's malicious. However, we can remove the svchost.exe malware on our computer.

SvcHost.exe Trojan Removal Instructions:

Step 1: Remove harmful software from Windows

  • Go to Windows Settings.
  • Choose "Apps and Features" after clicking "Apps."
  • Look for and remove any harmful software.
  • To uninstall software, follow the on-screen instructions.
What is the svchost.exe file used for in Windows

STEP 2: Delete the SvcHost.exe Trojan using Malwarebytes.

  • Install Malwarebytes on your computer.
  • To install Malwarebytes, double-click its setup file.
  • To install Malwarebytes, adhere to the on-screen instructions.
  • Then select "Scan."
  • Watch for Malwarebytes to finish its scan.
  • Select "Quarantine."
  • Reboot the computer.
What is the svchost.exe file used for in Windows

STEP 3: Check your computer with the HitmanPro for the SvcHost.exe Trojan and other threats.

  • Install HitmanPro.
  • Set up HitmanPro.
  • Pay attention to the instructions that are displayed on the screen.
  • Await the conclusion of the HitmanPro scan.
  • Click "Next."
  • Press the "Activate free licence" button.
What is the svchost.exe file used for in Windows

STEP 4: Remove harmful browser policies using the AdwCleaner.

  • Install AdwCleaner.
  • Double-click the installation file.
  • To erase browser policies, enable "Reset Chrome policies."
  • Select "Scan Now."
  • Watch for AdwCleaner to finish its scan.
  • Choose "Clean & Repair."
  • Then, select "Clean & Restart Now."
What is the svchost.exe file used for in Windows

STEP 5: Get rid of browser malware.

  • In the top-right corner, click the three dots and select "Settings."
  • Select "Advanced."
  • Then select "Reset and clear up."
  • Select "Reset settings to their default values."
  • Tap "Reset settings."
What is the svchost.exe file used for in Windows

Applications handled by svchost.exe

If you're on Windows 2000 or XP, you'll need either tlist.exe or tasklist.exe to see what's in the svchost.exe file. Windows Defender also allows users to see what is happening with the svchost.exe. Let's see how it works for Windows XP and Windows 2000.

Running the program tlist and tasklist:

Running the program tlist and tasklist:

In Windows XP, select Start > Run, enter command or cmd, and click OK. Type tasklist /svc at the MS-DOS prompt and hit Enter.

In Windows 2000, select Start > Run, enter command or cmd, and click OK. Enter the command "tlist -s" at the MS-DOS prompt.

If you cannot open or locate this file on your computer, follow the instructions below to install it.

Windows XP installation task list

Users of Windows XP Home must download "tasklist.exe" from our Windows XP downloads page. Users of Windows XP Professional who cannot locate this file can download it from the previously mentioned link or expand it from the i386 directory on their Windows XP Professional installation disc. Sadly, the Windows XP Home CD does not contain this file.

Installation of Windows 2000 “Tlist”

You must install the Microsoft Windows 2000 support tools if you still need them. Put the Windows 2000 CD in the machine and launch setup.exe from the SUPPORT TOOLS directory.

An example of what can be found in the tlist and tasklist

Here is an illustration of how the output of the tasklist in Windows XP may look.

What is the svchost.exe file used for in Windows

Below is an illustration of what Windows 2000 would show for the svchost.exe services. Information similar to the example below is displayed with tlist.exe or tasklist.exe.

What is the svchost.exe file used for in Windows

The svchost.exe Process hosts services in Windows

Your computer may execute many instances of svchost.exe, each containing a distinct service. You'll typically find 10 to 20 of these processes running on Windows PCs. The majority of services in Windows 10 operate independently, one per svchost.exe instance. This will increase the number of svchost.exe processes while improving the efficiency and accuracy of process and service management. Once you know which service is operating inside a particular svchost.exe process that creates problems, you can fix the problem quickly. Let's see some of the services offered by it:

Task Manager

The task manager is the only place to look if you use Windows 10. Press CTRL + SHIFT + ESC on the keyboard or click Start and enter task manager. Task Manager will open as a result.

What is the svchost.exe file used for in Windows

When you reach Windows Processes, click the Processes tab after moving through Apps and Background Processes. Up till you see Service Host keep scrolling down. You can see each service host will have the name of the service listed after the semicolon. There ought to be quite a few of them listed. As a result, it is very simple to determine which service corresponds to which svchost.exe process. Right-click the line and select Go to details to view the precise process ID. It will instantly bring up the Details page and choose the line that pertains to that process for you.

What is the svchost.exe file used for in Windows

Tasklist Command:

You may create a list of all the svchost.exe processes and the active services inside each one using the command line on any version of Windows. Open a command prompt by selecting Start and typing cmd to accomplish this.

Copy/paste the following command into the command prompt:

tasklist /svc | find "svchost.exe"

It will produce a list of all currently active processes, feed that list to the find command, and filter it only to display processes with the svchost.exe extension. Use the following command to output this to a text file:

tasklist /svc | find "svchost.exe" > c:\tasklist.txt

What is the svchost.exe file used for in Windows

Note: You must launch an Administrator command prompt to output to the root of the C disc (Start, type cmd, right-click on the command prompt and choose Run as Administrator). You can alter the path to something different, such as C:\Users\username\Documents if it's simpler.

Process Explorer

Finally, you can utilize Process Explorer, a third-party tool from Microsoft. You only need to download, unzip, and launch the EXE file. Conveniently, nothing needs to be installed.

To sort the list of processes, click on the header for the Process column. Then, scroll down until you see svchost.exe. Hovering the mouse pointer over any process will display the services connected to that process.

What is the svchost.exe file used for in Windows

Using Windows Defender to view running processes:

Microsoft Windows Defender can view all currently running programs and processes, including those under svchost.exe. Windows Defender must be set up on your machine to complete these procedures.

What is the svchost.exe file used for in Windows
  • If it isn't already open, launch Windows Defender by choosing Start > Programs > Windows Defender.
  • Choose Tools.
  • On Software Explorer, click.
  • A down arrow will appear next to Category; click it to select Currently Running Programs.

All items listed under "Microsoft Generic Host Process for Win32 Services" for Windows XP are components of the svchost.exe.