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Monday, October 22, 2018

Fix Command Prompt (CMD) Open and Close Immediately


22 Oct 2018

Kids have been downloading games and their PCs were infected by a virus while installing a popular game.  It has the following symptoms

1.  The Command Prompt would open and close immediately and thereafter;
2.   The Windows will not start to show the usual Explorer windows but a Command Prompt window

 Step by Step


Description
Action
Remark
(Double Click Video/Pic to enlarge)
1.  Fix CMD open and close immediately
Symptom as shown in the video
1. Startup [regedit] and [Run as Administrator] in the Search box after pressing [Start] button
2. In the regedit window, navigate to  [HKEY_CURRENTUSER/Software/Microsoft/Command Processor] ,  one would find the [Autorun] key.
3. Right click mouse at [Autorun] and select to  delete the whole key.

 

https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgC-nslJWXyh9EiH-dMKso06CSg9StvpmqKcvXiJh-r8huzpVt9XRR-jD2XF1KQQ0AWxzIAKqkpG5b1Qqf4YmOsnhdo3AfD6uUmo_bYIJmqRjEnijGMSvs_5ur0AkKnkTtipcJiuy_-VIme/s1600/Capture+autorun.PNG


2.  Fix Window Won’t open up Explorer at startup
a)  If only a [Command Prompt] is always shown;  otherwise,  goto step b)
At the [Command Prompt],  key-in [Explorer],  the familiar Explorer screen would appear.  Alternatively,  One can type [Regedit] at the [Command Prompt],  the registry screen will show up.

b) Following Action 1 above to open regedit window and in the regedit window,  navigate to
[HKEY_CURRENTUSER/Software/Microsoft/Windows NT/CurrentVersion/Winlogon],  one would find the [Shell] key.  The key should only contain [explorer.exe]



https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgEGJaV5JKA9HNKRFjRI8jU5FrqBOIFPSIUIJJ54l8CYBIVG80rIuW941HJdTBFhLNCj7VrxCf5rtAiqYNhyphenhyphenTXTZKCEDb-Ptykd2bYAAtmiQCDLyv9RealrBMhx9173yL1vp-b6gUz4tXgo/s1600/2018-10-22_09h04_32.jpg




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