Get Rid of Undefined.com Easily

If you find undefined.com appears as your default homepage when you launch your web browser like Google Chrome,Mozilla Firefox,and Internet Explorer,Safari,etc. you might have potentially unwanted programs or even malware in your computer.

Undefined.com is classified as a browser hijacker which is designed to increase web traffic and generate quick profit. Usually Undefined.com can come into your computer via bundling with other third party programs including video download-managers, recording/streaming, PDF creators or other unknown programs. Once installed, Undefined.com will trigger a series of problems to interfere with your computer. You can check below:

It may modify your default home page and hijack your new tab and even replace your search engine;
It may invite unwanted toolbars and add unwanted browser extensions to come to compromise your computer;
It may add itself to the startup items to make it run automatically;
It may display a variety of annoying advertisements to interfere with your browsing activities;
It may collect your search keywords, favorites, bookmarks and send to the ad-supported sites.

In a word, keep it longer, undefined.com will bring further troubles to make your computer run sluggish. it would be better to clean up all the associated programs and infections to make your computer back to normal. To avoid getting the similar hijacker like undefined.com in the future, it is suggested to always opt for the custom or advanced installation.

Two workable ways to get rid of undefined.com completely

Solution one: Remove undefined.com Automatically with professional security tool (practical and popular)

Solution two: Remove undefined.com Manually

Solution one: Automatically remove undefined.com Permanently with SpyHunter.

SpyHunter is a powerful anti-spyware application which is aimed to help computer users to get rid of computer virus completely. It is easy to use and can get along well with other anivirus.

Step one: Download SpyHunter on your computer by clicking the icon below.

Step two: Follow the instructions to automatically install SpyHunter

Step three: Please click Finish button once the installation completes.

Step four: Click "Start New Scan" button to scan your computer

Solution two: How do I remove undefined.com manually

1.Reset your web browser

(Before you reset your web browser, it would be better to back up your personal data like account usernames, passwords and bookmarks)

Google Chrome:

Click the Chrome menu (three wrench bar)-- choose “Settings”--Scroll down to the end of the page to click “Show Advanced Settings”--and then Scroll down again to click “Reset Settings“.

Internet Explorer

Click “Tool”--choose Internet Options--choose “advanced” tab--click “reset”--tick “Delete personal setting”--click “reset” to finish

Mozilla FireFox

Click on the orange Firefox icon--choose Help --choose Troubleshooting information--Reset Firefox--Choose Reset Firefox again--Click “Finish”

2.Show all hidden files
Search for folder options and then click “view tab”, tick show hidden files and folders and uncheck hide protected operating system files----press ok and delete the selected files.

%AllUsersProfile%\random.exe %AppData%\Roaming\Microsoft\Windows\Templates\random.exe %AllUsersProfile%\Application Data\~random %AllUsersProfile%\Application Data\.dll

Step 3: Go to the Registry Editor and remove all related registry entries:

1. Click Start and Type "Run" in Search programs and files box and press Enter
2. Type "regedit" in the Run box and click "OK"

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\[RANDOM CHARACTERS].exe
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run ‘Random’ HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random 

Step 4: Restart your computer to check the effectiveness.

Warm tips: Manual removal refers to the key part of the system, if you are not so familiar with computers and want to do it in a quick and safe way, you are suggested to download best undefined.com automatic removal tool here!