This document provides tips for troubleshooting common computer issues such as the computer not starting, an abnormally functioning operating system, a frozen screen, Windows not booting, the computer running slowly, strange sounds, overheating, and dropped internet connections. It offers solutions such as testing hardware, clearing the CMOS, updating drivers, using system restore, checking for viruses, disabling startup programs, and defragmenting the hard drive. Specific issues covered include the Blue Screen of Death, missing DLL files, applications that won't install or run slowly, and how to enter the boot menu or safe mode if needed. The document aims to help users identify and resolve basic problems with their computers.

1. AWARE OF YOUR COMPUTER
BY
SUDHAKAR.AK,BHARATHI RAJA.R

2. WHAT YOU’VE TO DO IF
 COMPUTER WON’T START
ABNORMALLY FUNCTIONING OPERATING SYSTEM
THE SCREEN IS FROZEN
 WINDOWS WON’T BOOT
COMPUTER IS SLOW
SOUNDS OF SICK
OVER-HEATING
DROPPED INTERNET CONNECTION

3. • Test your monitor
• Verify that your PC has fully power cycled
• Troubleshoot the cause of the beep code (if you're lucky enough to get one)
• Clear the CMOS.
• Verify that the power supply voltage switch is set correctly.
• Reseat everything possible inside your PC
• Start your computer with essential hardware only
• Finally, if all else fails, Test your computer's hardware using a Power On Self
Test card.

4. ABNORMALLY FUNCTIONING OPERATING SYSTEM
• Blue Screen of Death (BSoD)
• Missing DLL File
• Applications That Won't Install
• Applications Run Slowly

5. Blue Screen of Death (BSoD)
• PROBLEM “Blue screen flashed and your computer rebooted automatically
before you had time to read anything, see the tip at the bottom of the page”
• Check, Did you just install a new program or a piece of hardware, update a
driver
• Verify that a minimum amount of free space is available on your Windows
partition
• Scan your computer for viruses. Some viruses can cause a Blue Screen of
Death, especially ones that infect the master boot record (MBR) or boot
sector.
• Apply all available Windows service packs and other updates.
• Update drivers for your hardware
• Check the System and Application logs in Event Viewer

6. MISSING DLL FILE
• A DLL error is any error with a DLL file - a kind of file ending in the DLL file
extension.
• Restore the deleted DLL file from the Recycle Bin.
• Stop your anti-virus and windows firewall
• Use System Restore to undo recent system changes
• Reinstall the program that uses the DLL file
IMPORTANT -
” Do NOT download DLL files from DLL download sites in an attempt to replace
your missing or corrupt DLL files.”

7. • If your computer won’t let you to install 3rd party application
• “Try to use the Microsoft Fixit”
• It available in Microsoft support center for FREE
• Mostly this problem Occurs in WINDOWS 8 and 8.1.
• If you’re using Win 8 and 8.1 they fixed this bug in their second update it was
released in Aug 16

8. SCREEN IS FROZEN
• Open Task Manager (ctrl+alt+del)
• Restart
• Run Windows Update (important)
• Run Security Scan

9. WINDOWS WON’T BOOT
• If windows won’t boot Enter into settings of boot menu by pressing
DEL,F2,F11 or F12 (it may depend on your computer)
• Check for any errors if u don’t know to find any error to find just click restore
as default
• Enter into Recovery mode by pressing F8 and Run the windows in safe mode
• Still windows wont boot Insert a Recovery disk and Repair It
“Safe mode is a troubleshooting option for Windows that starts your computer in
a limited state “

10. COMPUTER IS SLOW
• Disable unwanted Strat-ups and Background programs
• Fragmented your hard drive is Necessary
• Delete temporary files
• Run a disk clean-up
click "Start" then go to All Programs > Accessories > System Tools > Disk Cleanup
• Run a disk defragment
To do this go to "My Computer", right-click on the hard drive and select "Properties".
Under the "Tools" tab there should be an option to "Defragment Now“

11. SOUND OF SICK
The hard drive’s death rattle
When your fan goes aflutter
Positive spin of Optical Drives
BIOS Beep Codes
Speaker

12. OVERHEATING
• Run Your PC With the Case Closed
• Clean Your Computer
• Stop Overclocking
• Install a Water Cooling Kit
• Install a Phase Change Unit

13. DROPPED INTERNET CONNECTION
• Check some other Web sites
• Change your DNS server
• If your PC can't access anything on the local network, but other devices on
the network can access the Internet, try these tests:
• Turn off your firewall. If this solves the problem, examine the firewall's
settings or replace it with another one.
• Check the connection. If you're using Ethernet, replace the cable. If
you're using Wi-Fi, try Ethernet. Make sure you have the right security
password.
• Uninstall and reinstall your network adapter drivers.

14. THANKS FOR WATCHING