Applications on the computer do not work correctly.
Disks or disk drives are inaccessible.
Can’t print items correctly.
Unusual error messages
Distorted menus and dialog boxes.
There is a double extension on an attachment that you recently opened, such as a .jpg, .vbs, .gif, or .exe. extension.
An antivirus program is disabled for no reason. Additionally, the antivirus program can’t be restarted.
An antivirus program can’t be installed on the computer, or the antivirus program won’t run.
Strange Icons
Strange sounds or music plays from the speakers unexpectedly.
Windows does not start even though you have not made any system changes or even though you have not installed or removed any programs.
There is frequent modem activity. If you have an external modem, you may notice the lights blinking frequently when the modem is not being used. You may be unknowingly supplying pirated software
Windows does not start because certain important system files are missing. Additionally, you receive an error message that lists the missing files
The computer sometimes starts as expected. However, at other times, the computer stops responding before the desktop icons and the taskbar appear.