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How to Repair a Computer

Last Updated: February 7, 2024 References

This article was co-authored by Luigi Oppido and by wikiHow staff writer, Travis Boylls . Luigi Oppido is the Owner and Operator of Pleasure Point Computers in Santa Cruz, California. Luigi has over 25 years of experience in general computer repair, data recovery, virus removal, and upgrades. He is also the host of the Computer Man Show! broadcasted on KSQD covering central California for over two years. This article has been viewed 500,853 times.

Any abnormality in the integrated components of a computer can prove harmful to its performance, but some general computer issues can be addressed without seeking professional IT help. Among the most common problems, you may encounter are issues with the computer freezing and appearances of the infamous "no boot" or "blue screen of death." To repair a computer, you'll need to troubleshoot the issue and determine if the fix is something you can perform yourself; for more complicated problems, however, consider seeking the help of a professional. This wikiHow teaches you some basic steps you can take to repair your computer.

Repairing a Computer that Freezes or Runs Slowly

Step 1 Back up your files.

  • Click the Windows Start menu icon.
  • Click the Settings/Gear icon.
  • Click ' Update & Security
  • Click Check for updates
  • Click the Apple Icon.
  • Click Software Updates/App Store .
  • Click the Updates tab.
  • Click Download next to any software that needs to be updated.

Step 4 Uninstall programs that might be causing the issue.

  • Click the Gear/Settings icon.
  • Click Apps .
  • Click an app or program you want to install.
  • Click Uninstall .
  • Restart your computer.
  • Open the Finder.
  • Open the Applications folder.
  • Click and drag a program you want to uninstall to the trashcan in the Dock.
  • Right-click the trashcan icon and click Empty Trash .
  • Restart your Mac.

Step 5 Inspect your device drivers.

  • Right-click the Windows Start menu.
  • Click Device Manager
  • Click the bracket icon to the left of each device to display all drivers for that device.

Step 6 Check your CPU and memory usage.

  • Click Task Manager .
  • Click a program that's using too much CPU or memory.
  • Click End Task .
  • Click the magnifying glass icon in the upper-right corner.
  • Type "Activity Monitor" in the search bar and press '"Enter/Return .
  • Click the CPU tab to check CPU usage.
  • Click the Memory tab to check memory usage.
  • Click a program that is using too much memory or CPU.
  • Click the "X" icon in the upper-left corner to force close the program.

Step 7 Determine if your...

  • Note: Opening the bottom panel of a laptop computer may void the warranty. If your laptop is still under warranty, contact the manufacturer or point of sale and see what you need to do to get your laptop fixed.
  • Even if your computer isn't having problems, it's a good idea to clean the fans regularly.

Step 8 Run a diagnostic check.

  • Click the Windows Start menu.
  • Type "Performance Monitor" and click Performance Monitor .
  • Double-click Reports
  • Double-click System .
  • Double-click your computer's name.
  • Hold D as your Mac reboots.
  • Select your language.
  • Wait for the test to complete.
  • Note the suggestions and reference codes.

Step 9 Install and run...

  • Type "Recovery" and click the Recovery app
  • Click Open System Restore .
  • Click a System Restore point and click Next .
  • Click Finish
  • Wait for your computer to finish restoring (DO NOT INTERUPT THIS PROCESS).
  • Make sure your Time Machine disk drive is connected.
  • Restart your Mac and hold "Command + R" as your Mac boots up.
  • Select your language and click the arrow icon.
  • Select Restore from Time Machine Backup and click Continue .
  • Select the disk drive with the backup and click Continue .
  • Enter your username and password, if needed.
  • Select a restore point and click Continue .
  • Click your Macintosh disk and click Restore or Continue .

Step 11 Reinstall your operating system.

  • Click Update & Security .
  • Click Recovery in the panel to the left.
  • Click Get Started below "Reset this PC".
  • Click Keep my files or Remove everything .
  • Click Next .
  • Follow the instructions and click Reset .
  • Click Reinstall macOS (If you want to wipe your hard drive, click Disk Utility and select your hard drive. Then click Erase .)
  • Click Continue .

Fixing a Computer That Does Not Boot Up

Step 1 Note what your computer does when you try to boot it up.

  • Boot up your computer.
  • Press and hold the power button for 10 seconds when you see the Windows logo or your computer manufacturer's logo to interrupt the bootup process and force shut down your computer.
  • Repeat the bootup and interrupt/shutdown process three times.
  • Select your Windows username if asked.
  • Select Advanced Options
  • Select Troubleshoot .
  • Select Startup Settings
  • Select Restart
  • Press 5 or F5 to boot into Safe Mode with Networking.

Step 9 Back your data, if possible.

  • Enter your username and password if needed.

Step 11 Replace or repair your computer.

Expert Q&A

Luigi Oppido

You Might Also Like

Fix the Blue Screen of Death on Windows

  • ↑ https://www.makeuseof.com/tag/how-to-test-your-pc-for-failing-hardware/
  • ↑ https://support.apple.com/en-us/HT202731
  • ↑ https://www.youtube.com/watch?v=8tgodWHzApo
  • ↑ https://support.apple.com/en-us/HT203981
  • ↑ https://support.apple.com/en-us/HT201262

About This Article

Luigi Oppido

1. Back up your files, if possible. 2. Check your power cord or AC adapter. 3. Check your monitor connection. 4. Remove and reset your RAM. 5. Uninstall any programs that you installed around the time the problem started. 6. Make sure your drivers and operating system are up-to-date. 7. Check if your computer is overheating. 8. Clean the inside of your computer. 9. Run a diagnostic program. 10. Run and antivirus scan. 11. Perform a recovery restore. 12. Reinstall your operating system. 13. Have your computer repaired or replaced. To learn how to repair a computer that freezes or runs slowly, keep reading! Did this summary help you? Yes No

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Essay on Computer and its Uses for School Students and Children

500+ words essay on computer.

In this essay on computer, we are going to discuss some useful things about computers. The modern-day computer has become an important part of our daily life. Also, their usage has increased much fold during the last decade. Nowadays, they use the computer in every office whether private or government. Mankind is using computers for over many decades now. Also, they are used in many fields like agriculture, designing, machinery making, defense and many more. Above all, they have revolutionized the whole world.

essay on computer

History of Computers

It is very difficult to find the exact origin of computers. But according to some experts computer exists at the time of world war-II. Also, at that time they were used for keeping data. But, it was for only government use and not for public use. Above all, in the beginning, the computer was a very large and heavy machine.

Working of a Computer 

The computer runs on a three-step cycle namely input, process, and output. Also, the computer follows this cycle in every process it was asked to do. In simple words, the process can be explained in this way. The data which we feed into the computer is input, the work CPU do is process and the result which the computer give is output.

Components and Types of Computer

The simple computer basically consists of CPU, monitor, mouse, and keyboard . Also, there are hundreds of other computer parts that can be attached to it. These other parts include a printer, laser pen, scanner , etc.

The computer is categorized into many different types like supercomputers, mainframes, personal computers (desktop), PDAs, laptop, etc. The mobile phone is also a type of computer because it fulfills all the criteria of being a computer.

Get the huge list of more than 500 Essay Topics and Ideas

Uses of Computer in Various Fields

As the usage of computer increased it became a necessity for almost every field to use computers for their operations. Also, they have made working and sorting things easier. Below we are mentioning some of the important fields that use a computer in their daily operation.

Medical Field

They use computers to diagnose diseases, run tests and for finding the cure for deadly diseases . Also, they are able to find a cure for many diseases because of computers.

Whether it’s scientific research, space research or any social research computers help in all of them. Also, due to them, we are able to keep a check on the environment , space, and society. Space research helped us to explore the galaxies. While scientific research has helped us to locate resources and various other useful resources from the earth.

For any country, his defence is most important for the safety and security of its people. Also, computer in this field helps the country’s security agencies to detect a threat which can be harmful in the future. Above all the defense industry use them to keep surveillance on our enemy.

Threats from a Computer

Computers have become a necessity also, they have become a threat too. This is due to hackers who steal your private data and leak them on internet. Also, anyone can access this data. Apart from that, there are other threats like viruses, spams, bug and many other problems.

essay computer repair

The computer is a very important machine that has become a useful part of our life. Also, the computers have twin-faces on one side it’s a boon and on the other side, it’s a bane. Its uses completely depend upon you. Apart from that, a day in the future will come when human civilization won’t be able to survive without computers as we depend on them too much. Till now it is a great discovery of mankind that has helped in saving thousands and millions of lives.

Frequently Asked Questions on Computer

Q.1  What is a computer?

A.1 A computer is an electronic device or machine that makes our work easier. Also, they help us in many ways.

Q.2 Mention various fields where computers are used?

A.2  Computers are majorly used in defense, medicine, and for research purposes.

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COMMENTS

  1. How to Repair a Computer: PC Fixes You Can Do Yourself

    2. Give your computer a bit of rest. If you leave your computer on all the time, you can often fix a problem by turning shutting down the computer, then unplugging it. Then hold down the power button for 30 seconds while the computer remains unplugged. This may cause the LED lights to flash.

  2. Essay on Computer and its Uses in 500 Words for Students

    500+ Words Essay on Computer. In this essay on computer, we are going to discuss some useful things about computers. The modern-day computer has become an important part of our daily life. Also, their usage has increased much fold during the last decade. Nowadays, they use the computer in every office whether private or government.

  3. Computer Repair Technician

    11. Occasionally there might be a late call but it will be a very rare occurrence. 13. Supporting the said family will be fairly easy since a computer tech makes thirty-five thousand a year starting out and going up the sixty-four thousand a year after several years experience on the job.