How to Remove OhNo! Virus Effectively?

Learn about OhNo! Virus

OhNo! Virus is a file encryption infection which is famous for its ability of encrypting files. As long as it lands on your PC, it will cover itself with the common files, such as jpg. ,png., .docx., src., html., avi.. And then it begins to changes the natures of all the files. It would encrypt them and change their extension name by adding the strange postfix, like .OhNo. And then, if you want to read these files, you should pay them ransom and get the exclusive decryption keys. It costs a lot, but the key may not be invalid as it claimed.
OhNo! virus

You should know that OhNo! Virus is a product of hacker, and it will never provide you a good solution for the problems it created. On the contrast, you will have more problems when you operate your PC. It could slow down your system and make it awkward. Also, it will arise the blue screen of death often, which will drive you crazy when you frequently meet it.

OhNo! Virus does also come in a sneaky way, and it will send you an email marked important. And it will give users an impression that something emergency happens and they should quickly solve it. Also, the subject here will be titled as ” bank bills”. And you will be eager to check your financial conditions. As a result, you activate the installment of this ransomware.

Therefore, we recommend you to solve the problems by removing OhNo! Virus totally. When you get rid of the control from it, you could have chance to recover some of your files on the PC later with legitimate data recovery software.

Effective Steps to Get Rid of OhNo! Virus

Option 1 – Locate all OhNo! Virus related files on your own and manually remove the virus (Don’t Try This Method if You Are not a PC Expert)

Option 2 – Install top-class anti-malware tool to help you remove OhNo! Virus safely and quickly (Hot Option! Best Method for All PC Users)

Option 1 – Manually Remove OhNo! Virus

Step 1. Uninstall OhNo! Virus related programs and other unwanted software you installed recently.

1. Press “Windows” key and “R” key at the same time to open “Run” window, and then type “control panel” into the Run window and click OK.

remove OhNo! Virus completely


2. Now select category view, and click on Uninstall a program under the Programs.

get rid of OhNo! Virus completely

3. Click Installed On to display the latest programs, scroll through the list to find and uninstall OhNo! Virus and other unwanted programs installed recently.

delete OhNo! Virus completely


Step 2 Get rid of malicious Registry values and keys associated with OhNo! Virus.

1. Press “Windows” key and “R” key at the same time to open “Run” window, then type “regedit” into the window and click OK
how do i remove OhNo! Virus

2. Now manually locate all malicious registries created by OhNo! Virus:

Attention, Please!! Any small mistake made in Registry will ruin your computer!!

TO AVOID Damages to Your System, Our Lab Recommend:

>> Download SpyHunter Anti-malware Tool – One of the Best Malware Removal Tool <<


HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\OhNo! Virus\7TT0-F49X-LPA01-3150QB
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\OhNo! Virus\9WG9-L33B-ZSH05-1418OI
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Shell\OhNo! Virus\0PH1-S39W-JGS29-6268LL
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “[random].exe”
HKEY_CURRENT_USER\Software\AppDataLow\Software\OhNo! Virus
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\ OhNo! Virus
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\BrowserHelperObjects\[random numbers]

how to delete OhNo! Virus

Step 3. Remove Microsoft Edge/ Internet Explorer add-on, Chrome extension and Firefox add-on related with OhNo! Virus.


Google Chrome User
how can i get rid of OhNo! Virus from chrome


quickly remove OhNo! Virus from chrome

  1. Click the Chrome menu on the browser toolbar.
  2. Click Tools.
  3. Select Extensions.
  4. Click the trash can icon to delete OhNo! Virus extension.
  5. Make sure to remove all extensions you do not know or need.
  6. A confirmation dialog appears, click Remove.


Firefox User
way to remove OhNo! Virus completely from firefox

method to remove OhNo! Virus completely from firefox

  1. Click the menu button and choose Add-ons. The Add-ons Manager tab will open.
  2. In the Add-ons Manager tab, select the Extensions panel.
  3. Make sure to remove all extensions you do not know or need.
  4. Click Disable or Remove button of OhNo! Virus.
  5. Click Restart now if it pops up.

Internet Explorer User
guide to remove OhNo! Virus completely from ie

remove OhNo! Virus completely form IE

  1. Open the IE, click the Tools button , and then click Manage add-ons.
  2. Click Toolbars and Extensions on left side of the window., and then select OhNo! Virus
  3. Make sure to remove all BHO’s you do not know or need.
  4. If the add-on can be deleted, you’ll see the Remove option. Click Remove and then click Close. Otherwise click Disable button.

Microsoft Edge User

(Since Edge browser does not have extensions function now, what you need is just to reset homepage and search engine.)
1. Set your homepage page on Microsoft Edge to remove hijacker virus.

  • Select More (…) on the address bar, then Settings
  • Under Open with, select A specific page or pages
  • select Custom to enter the URL of page you want to set as homepage


2 . Set your default search engine to remove search redirect virus.

  • Select More (…) on the address bar, then Settings
  • Click View advanced settings
  • Click <Add new> under “Search in the address bar with”, then input the search engine you like
  • Now select the search engine you like and click Add as default

Option 2 – Remove OhNo! Virus easily and safely with help of top-class Anti-Malware Software.

Step 1. Diagnose your computer with SpyHunter and remove OhNo! Virus and other viruses.

SpyHunter is best of the best AntiSpyware/ AntiMalware tool capable of detecting and removing all the Adware, Spyware, Malware, PUP, and Trojan Horse hiding in Windows computer. Start a free scan with SpyHunter now and find out all malicious files related with OhNo! Virus virus.

1. Click the button below to download SpyHunter safety:


2. Once downloaded, please double-click SpyHunter -Installer.exe to start the installation.

get rid of OhNo! Virus completely


3. When SpyHunter is installed, run a scan to detect OhNo! Virus and other threats:

delete OhNo! Virus completely

4. Once SpyHunter completes the scan, please click FIX YOUR PROBLEMS NOW to get rid of OhNo! Virus and all hidden viruses.

how do i remove OhNo! Virus


Step 2. Install Data Recovery Pro to Restore Files Infected by OhNo! Virus.

1. Download Data Recovery Pro by clicking the button below:

2. Install Data Recovery Pro and then click START SCAN:

 OhNo! Virus decryption tool

3. Select the infected files and then click RECOVER:

how can i decrpyt OhNo! Virus

Important NOTE: Codes of OhNo! Virus is updating all the time, so we need to use different data recovery tools to decrypt the codes and then we have chance to recover the infected files. So it’s highly recommended to install Stellar Windows Data Recovery to rescan your files as well:

Step 3 Install Stellar Windows Data Recovery to recover more of your encrypted files.

1. Download Windows Data Recovery by clicking the button below:

2. Install Windows Data Recovery and then click Scan Now

how to restore OhNo! Virus files

3. Select the file types and then click Recover:

OhNo! Virus decryption software

DISCLAIMER: All information provided on this article is “as is” for educational purpose only and the software listed on this article are only provided as reference. We do not guarantee that the methods or the tools can help you completely solve the problems on your computer since the conditions and situations of each PC is different. We are sorry if the above methods or tools cannot help you. Good luck to you.


OhNo! Virus virus is mainly spread online through resources such as Free Software, Spam Email and Porn Websites. To avoid virus and malware like OhNo! Virus infect your computer again, you should keep these tips in your mind:

1. Always select Advance or Custom Install if you want to install any free software;

2. Scan all attached files of emails you receive, even the emails sent from Contacts;

3. It’s best not to visit porn websites, which are often hosted by cyber criminal and they may harm your system severely.