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Fbsbx is a domain name that belongs to Facebook and is used by the social media giant to host various types of content, such as images, videos, documents, and more. The abbreviation fbsbx stands for Facebook Static Content External, and it is part of Facebook’s Content Delivery Network (CDN), which is a system that distributes content to servers around the world, to improve the speed and performance of the website. That being said, fbsbx is not a malicious or harmful domain, but it can sometimes cause problems for users. For example, some people may experience slow loading, corrupted files, or unwanted downloads from fbsbx. This can happen due to various reasons, such as network issues, browser settings, malware infections, or phishing attempts. Users who encounter these problems should try to fix them by clearing their browser cache, scanning their devices for malware, or avoiding suspicious links.

The Fbsbx virus website

Lookaside fbsbx

Lookaside fbsbx is a subdomain of fbsbx that is used by Facebook to store and serve content that is not directly related to the main Facebook website. For example, lookaside fbsbx is used to host content from Facebook Messenger and other Facebook-owned apps, such as WhatsApp, Instagram, such as photos, videos, voice messages, and documents. By utilizing this technique, the system can optimize performance by reducing the time needed to retrieve frequently accessed information. It is a method of improving efficiency by offloading certain data to a separate storage location.

Lookaside fbsbx is not a virus or a scam, but it can sometimes be misused by hackers or scammers to trick users into downloading malicious files or visiting malicious websites. For example, some users may receive fake messages or emails from lookaside fbsbx that claim to have important or urgent content, such as invoices, receipts, or notifications. These messages or emails may contain links or attachments that can infect the user’s device with malware or steal the user’s personal information .


Lookaside.fbsbx.com is the full address of the lookaside fbsbx subdomain and it is used by Facebook to deliver content from its CDN to the user’s browser or device. Users can access content from this domain by clicking on links or attachments from Facebook Messenger or other Facebook-owned apps and can also see the lookaside.fbsbx.com address in their browser’s address bar or their device’s notification bar when they view or download content from Facebook .

Pop up notification coming from Lookaside.fbsbx.com

In tech communities and discussions, such as on Reddit, lookaside.fbsbx.com links are often mentioned in the context of content sharing and retrieval on Facebook. These discussions sometimes involve concerns about the security and privacy of content hosted under this subdomain, especially when users encounter it in unexpected contexts. Some users report that they see a lookaside.fbsbx.com download notification that does not go away, even after the download is completed or canceled. This can happen due to a corrupted or incomplete request from the browser or the app and can be resolved by restarting the browser or their device, or by clearing the browser cache or app data.

Lookaside.fbsbx.com pdf

In addition to images and multimedia, lookaside.fbsbx.com is also used for hosting and sharing PDF files. These lookaside.fbsbx.com pdf files are usually harmless and useful, but they can sometimes be dangerous or fraudulent. For example, some hackers or scammers may send lookaside.fbsbx.com pdf files that contain malware or phishing links, disguised as legitimate or important documents, such as invoices, receipts, or notifications. Therefore, users should always be careful and vigilant when opening or downloading such content, and avoid clicking on any suspicious or unfamiliar links or attachments.

What is fbsbx.com?

Fbsbx.com is not a malicious or harmful domain, but it’s important to recognize that any system or platform, including this one, can be vulnerable to exploitation by malicious actors. In certain scenarios, cybercriminals might seek to exploit the fbsbx infrastructure to conduct illicit activities, and host and distribute malware-infected files, which is presenting potential threats to users’ privacy and security. When unsuspecting users interact with these files, they may unintentionally download malware onto their devices. Therefore, isers should exercise caution and remain vigilant when interacting with any content or links associated with this or similar platforms to effectively mitigate such risks.

What is fbsbx.com
Example of questionable media downloaded on a device from Lookaside Fbsbx

The Lookaside.fbsbx.com Android

The Lookaside.fbsbx.com Android is a term that refers to the interaction between lookaside.fbsbx.com and Android devices. Due to the open nature of the Android operating system, such devices are a prime target for cybercriminals, and they commonly exploit notifications resembling Lookaside.fbsbx.com with the intention to trick users into downloading some malicious files or images. While these notifications may seem legitimate, they could lead to harmful files, exposing users to potential security risks. Users may also inadvertently land on websites attempting to collect personal information or infect their systems with malware. Therefore, exercising caution in browsing habits, particularly when encountering Lookaside Fbsbx Android notifications, is vital to mitigate potential side effects of malware or adware encounters and uphold online privacy and security.

Lookaside.fbsbx.com Android
Potentially malicious media download from Lookaside.fbsbx.com on Android


NameLookaside fbsbx
Type Adware
Detection Tool

*Source of claim SH can remove it.

How to Remove Lookaside fbsbx

To try and remove Lookaside Fbsbx quickly you can try this:

  1. Go to your browser’s settings and select More Tools (or Add-ons, depending on your browser).
  2. Then click on the Extensions tab.
  3. Look for the Lookaside Fbsbx extension (as well as any other unfamiliar ones).
  4. Remove Lookaside Fbsbx by clicking on the Trash Bin icon next to its name.
  5. Confirm and get rid of Lookaside Fbsbx and any other suspicious items.

If this does not work as described please follow our more detailed Lookaside Fbsbx removal guide below.

If you have a Windows virus, continue with the guide below.

If you have a Mac virus, please use our How to remove Ads on Mac guide.

If you have an Android virus, please use our Android Malware Removal guide.

If you have an iPhone virus, please use our iPhone Virus Removal guide.

Some of the steps to remove Lookaside Fbsbx may require you to exit the page. Bookmark it for later reference.
Next, Reboot in Safe Mode (use this guide if you don’t know how to do it).

Step1 Uninstall the Lookaside Fbsbx app and kill its processes

The first thing you must try to do to get rid of Lookaside Fbsbx is look for any sketchy installs on your computer and uninstall anything you think may come from Lookaside Fbsbx. After that, you’ll also need to get rid of any processes that may be related to the unwanted app by searching for them in the Task Manager.

Note that sometimes an app, especially a rogue one like Lookaside Fbsbx, may ask you to install something else or keep some of its data (such as settings files) on your PC – never agree to that when trying to delete a potentially rogue software. You need to make sure that everything is removed from your PC to get rid of the Lookaside Fbsbx malware. Also, if you aren’t allowed to go through with the uninstallation of Lookaside Fbsbx, proceed with the guide, and try again after you’ve completed everything else.

  • Uninstalling the rogue app
  • Killing any rogue processes

Type Apps & Features in the Start Menu, open the first result, sort the list of apps by date, and look for suspicious recently installed entries.

Click on anything you think could be linked to Lookaside Fbsbx, then select uninstall, and follow the prompts to delete the app.

delete suspicious Lookaside fbsbx apps

Press Ctrl + Shift + Esc, click More Details (if it’s not already clicked), and look for suspicious entries that may be linked to Lookaside Fbsbx.

If you come across a questionable process, right-click it, click Open File Location, scan the files with the free online malware scanner shown below, and then delete anything that gets flagged as a threat.

Each file will be scanned with up to 64 antivirus programs to ensure maximum accuracy
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This file is not matched with any known malware in the database. You can either do a full real-time scan of the file or skip it to upload a new file. Doing a full scan with 64 antivirus programs can take up to 3-4 minutes per file.
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    Delete Lookaside fbsbx files and quit its processes.

    After that, if the rogue Lookaside Fbsbx process is still visible in the Task Manager, right-click it again and select End Process.

    Step2 Undo Lookaside Fbsbx changes made to different system settings

    It’s possible that Lookaside Fbsbx has affected various parts of your system, making changes to their settings. This can enable the malware to stay on the computer or automatically reinstall itself after you’ve seemingly deleted it. Therefore, you need to check the following elements by going to the Start Menu, searching for specific system elements that may have been affected, and pressing Enter to open them and see if anything has been changed by Lookaside Fbsbx there without your approval. Then you must undo any unwanted changes made to these settings in the way shown below:

    • DNS
    • Hosts
    • Startup
    • Task
    • Services
    • Registry

    Type in Start Menu: View network connections

    Right-click on your primary network, go to Properties, and do this:

    Undo DNS changes made by Lookaside fbsbx

    Type in Start Menu: C:\Windows\System32\drivers\etc\hosts

    Delete Lookaside fbsbx IPs from Hosts

    Type in the Start Menu: Startup apps

    Disable Lookaside fbsbx startup apps

    Type in the Start Menu: Task Scheduler

    Delete Lookaside fbsbx scheduled tasks

    Type in the Start Menu: Services

    Disable Lookaside fbsbx services

    Type in the Start Menu: Registry Editor

    Press Ctrl + F to open the search window

    Clear the Registry from Lookaside fbsbx items

    Step3 Remove Lookaside Fbsbx from your browsers

    • Delete Lookaside Fbsbx from Chrome
    • Delete Lookaside Fbsbx from Firefox
    • Delete Lookaside Fbsbx from Edge
    1. Go to the Chrome menu > More tools > Extensions, and toggle off and Remove any unwanted extensions.
    2. Next, in the Chrome Menu, go to Settings > Privacy and security > Clear browsing data > Advanced. Tick everything except Passwords and click OK.
    3. Go to Privacy & Security > Site Settings > Notifications and delete any suspicious sites that are allowed to send you notifications. Do the same in Site Settings > Pop-ups and redirects.
    4. Go to Appearance and if there’s a suspicious URL in the Custom web address field, delete it.
    1. Firefox menu, go to Add-ons and themes > Extensions, toggle off any questionable extensions, click their three-dots menu, and click Remove.
    2. Open Settings from the Firefox menu, go to Privacy & Security > Clear Data, and click Clear.
    3. Scroll down to Permissions, click Settings on each permission, and delete from it any questionable sites.
    4. Go to the Home tab, see if there’s a suspicious URL in the Homepage and new windows field, and delete it.
    1. Open the browser menu, go to Extensions, click Manage Extensions, and Disable and Remove any rogue items.
    2. From the browser menu, click Settings > Privacy, searches, and services > Choose what to clear, check all boxes except Passwords, and click Clear now.
    3. Go to the Cookies and site permissions tab, check each type of permission for permitted rogue sites, and delete them.
    4. Open the Start, home, and new tabs section, and if there’s a rogue URL under Home button, delete it.


    About the author


    Lidia Howler

    Lidia is a web content creator with years of experience in the cyber-security sector. She helps readers with articles on malware removal and online security. Her strive for simplicity and well-researched information provides users with easy-to-follow It-related tips and step-by-step tutorials.

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