Search9 is a browser hijacker that changes your search engine and floods your screen with ads and pop-ups. This guide explains exactly how to remove it from Chrome, Firefox, and Edge, and how to prevent it from coming back.
What Is Search9?
Search9 is a type of unwanted software known as a browser hijacker. It typically arrives bundled with free software downloads, especially from less reputable sites. Once installed, it modifies your browser’s default search engine, homepage, and new tab page to point to a fake search portal (often search9.com or a similar domain). The portal displays ads and sponsored links, and it may redirect your searches through tracking servers. The primary goal is to generate ad revenue for the developers, not to help you search the web.
Unlike a typical virus, Search9 does not usually damage files or steal passwords. However, it is invasive: it can slow down your browser, expose you to misleading ads, and track your browsing activity. It also resists removal by re-adding itself if you only delete the extension without cleaning up the underlying settings.
How Did Search9 Get on My Computer?
Most people get Search9 without realizing it. Common distribution methods include:
- Bundled installers: Free programs (like PDF converters, download managers, or media players) often include “optional offers” in their setup wizard. If you click “Agree” without reading, Search9 installs silently.
- Fake updates: Pop-ups claiming your Flash Player or Java is outdated may download the hijacker instead of a real update.
- Torrent sites and crack sites: Downloads from these sources frequently contain extra unwanted software.
- Malvertising: Clicking on a deceptive ad on a shady website can trigger an automatic download.
Once installed, Search9 often creates a scheduled task or registry entry that re-launches the hijacker even if you delete the main files. That is why a simple extension removal rarely works.
How to Remove Search9 from Chrome
Follow these steps in order. Do not skip the reset step—it is the most important.
- Close all Chrome windows. Save any work in other programs, as you may need to restart your browser.
- Open Chrome and type
chrome://extensionsin the address bar. Press Enter. - Look for any extension named “Search9”, “Search”, or anything you do not recognize. Click “Remove” on any suspicious extension. If you are unsure, look up the extension name online before removing—but if you never installed it, remove it.
- Reset Chrome settings. Go to
chrome://settings/resetand click “Restore settings to their original defaults.” This will disable all extensions, clear temporary data, and reset your homepage and search engine. It will not delete your bookmarks or saved passwords. - Check your search engine. Go to
chrome://settings/searchand make sure Google (or your preferred engine) is selected. If Search9 appears in the list, remove it by clicking the three-dot menu next to it and selecting “Remove from list.” - Restart Chrome. The hijacker should be gone.
If the problem persists, you may need to remove the underlying program from Windows or macOS. Go to Control Panel (Windows) or Applications (Mac) and uninstall any recently installed program that might be the source, especially if it has a generic name like “Search9” or “WebAssistant.”
How to Remove Search9 from Firefox and Edge
The process is similar for other browsers.
Firefox
- Open Firefox and type
about:addonsin the address bar. - Go to “Extensions” and remove any suspicious ones.
- Type
about:supportin the address bar, then click “Refresh Firefox.” This resets the browser while keeping your bookmarks and passwords.
Edge
- Open Edge and type
edge://extensionsin the address bar. - Remove any unknown extensions.
- Go to
edge://settings/resetand click “Restore settings to their default values.”
For both browsers, also check the homepage and search engine settings after resetting.
Common Problems and Misconceptions
“I deleted the extension, but the ads are still there.” The hijacker often leaves behind a scheduled task or a background process that re-installs the extension. Resetting the browser alone may not stop it. You must also uninstall the parent program from your system.
“Search9 is a virus.” It is not a virus in the traditional sense. It does not self-replicate or damage files. It is classified as a PUP (Potentially Unwanted Program). However, it can be just as annoying and can lead to more serious infections if you click on its ads.
“I only clicked one pop-up, how did it install?” Some pop-ups trigger an automatic download without any click. Others use social engineering to trick you into allowing notifications, which then display ads even when the browser is closed.
How to Prevent Search9 from Coming Back
Prevention is easier than removal. Follow these habits:
- Download software only from official websites. Avoid third-party download sites that bundle offers.
- During installation, always choose “Custom” or “Advanced” and uncheck any pre-ticked boxes for extra software.
- Do not click on fake “Your computer is infected” pop-ups. They are scams designed to scare you into installing more malware.
- Keep your browser and operating system updated. Updates patch security holes that hijackers exploit.
- Use a reputable ad blocker or a browser with built-in tracking protection. This reduces the chance of encountering malicious ads.
Frequently Asked Questions
Is Search9 dangerous?
Search9 is not directly dangerous, but it can compromise your privacy by tracking your searches and displaying misleading ads. It can also redirect you to phishing sites. It is best to remove it.
Will resetting my browser delete my bookmarks?
In Chrome, Firefox, and Edge, the reset function does not delete bookmarks or saved passwords. It only disables extensions and clears temporary data like cookies and site settings.
I removed Search9, but my homepage is still changed. What do I do?
After resetting, manually set your homepage in the browser settings. In Chrome, go to Settings > On startup and select “Open a specific page or set of pages.” Enter your preferred URL.
Can Search9 come back after I remove it?
Yes, if you do not remove the parent program or if you visit the same risky sites again. It can also be re-installed by a scheduled task. Check Task Manager (Windows) or Activity Monitor (Mac) for any suspicious processes and end them.
Do I need a paid antivirus to remove Search9?
No. The manual steps above are usually sufficient. If you want extra assurance, you can run a free scan with a reputable security tool like Malwarebytes, but you do not need to pay for it.
My phone has Search9 pop-ups. What should I do?
On Android, go to Settings > Apps and uninstall any app you do not recognize. On iPhone, check Safari settings for content blockers and clear website data. The same principles apply: remove the app and reset the browser.
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