How to Deal with BOSD Error 333 Registry Failure on

What is Pop-up is a page with blue screen and many dubious error codes. It comes on users’ infected browsers, saying that the computer suffer BSOD (Blue Screen Of Death) Error 333 Registry Failure and you need to call 1-800-984-1990 for help.

You should be watchful. This pop-up is trying to mislead you by showing fake security information. Its main purpose is to guide users to call the given number, and a fake tech agent is waiting there to tell you to buy some removal services, for removing the bogus computer problems. In another word, this fake alert is a malicious ad to promote some services and products by scaring inexperienced users.

How to deal with 1-800-984-1990 pop-up?

Seeing this pop-up means your computer was infected with some malicious plugins and programs, if you want to get rid of this annoying pop-up, you should take actions to remove all the related threats permanently.You have choices to deal with it:

For skillful users : Remove the related add-ons, PUPs and Registry Entries to stop the pop-up.

For inexperienced users : Rely on helpful anti-malware program SpyHunter to remove all the potential risks.

In either way you can firstly use the free version of SpyHunter to have a system scan.


Manual Removal Guide

1. Close the stubborn pop-up safely

It is not wise to click any part on the pop-up. Press Ctrl+Shift +Esc keys at the same time to run Windows Task Manager. Find out the processes of the infected browsers and other dubious ones, end them.

dubious process

2. Remove the associated add-ons, plugins and extensions.

Take IE as an example: You can find the add-ons option on the browser menu, view the toolbars and extensions option and remove the unwanted ones. Do the same to other browsers like Firefox and Chrome.

IE ad on

IE add-on

3. Reset the infected browsers.

IE resetting 
ie reset

Chrome resetting 

chrome reset

Firefox resetting 
firefox reset

4. Remove potential unwanted programs 

Press Win+R buttons>> input Control Panel>> In Programs and Features you can see the list of programs in your computer. Right click to Uninstall the dubious ones.
how to uninstall

5. Delete related registry entries.

Press Win+R buttons >>input REGEDIT >>Find related registry entries to remove them.

register editor

Note: Page Pop-up is stubborn. A reputable should be relied on instead of dubious tech support. You may need this anti-malware program to protect your PC from such malicious pop-ups.

Recommendation to an indeed security program – SpyHunter

SpyHunter is recommended for its powerful function of detecting and killing computer threats. Do not hesitate to get this all-time protector for the sake of your computer security.

1. Get SpyHunter from the safe link:

2. Install SpyHunter following the install wizard.


SpyHunter Downloader

3. Have a scan as soon as the installation is finished.


4. View the results and fix them easily

fix threat

Optional step : Boost your computer

Do you think your computer has a poor performance? That’s probably because of junk files created by the malware, adware and viruses occupy your system resource. You need to take actions to clean them up. RegCure Pro is specialized in dealing with Registry issues, with its help you will have an efficient and clean system.

1. Get RegCure Pro installer and install it step by step

red cure download icon

2. Have a system scan immediately.


3. Click to fix the detected threats conveniently.

fix threat

Short conclusion: Threats like pop-up should be prevented with the help of reliable tools. Do not hesitate to get them:

Get professional anti-malware program SpyHunter

Get computer optimizer RegCure Pro


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