What is Sir123.com

Sir123.com is potentially unwanted software that comes to your computer in the form of an extension to the browser without user consent. Once it hits the PC, it begins to throw the user a huge amount of advertising, banners, and coupons. Also, it redirects the user to a page filled with confusing symbols that are incomprehensible to most users. In addition, Sir123.com can collect user personal data (e.g. browsing history) and analyzed user web activity. This information may be sent to third-party sites. Sir123.com is not a virus, but you should remove it immediately.

How Sir123.com gets on your PC?

Sir123.com isn’t a virus, but this program can be classified as potentially unwanted software. Such malware comes on your computer with other free programs. Most often, it comes without the user’s knowledge. Therefore, many users aren’t even aware that their computer has been compromised by malware. Remember, no need to rush during installation of programs. Always follow the installation process, read the user agreement and select only the “Advanced” installation type. Don’t settle for installation of the suspicious software. Don’t rush to press the “Next” button. Also, you can always read reviews about a program. Be careful and attentive. If Sir123.com has already come into PC, then you urgently need to get rid of this program. To do this, use our detailed instructions, which are listed below.

How to remove Sir123.com from your computer?

To uninstall Sir123.com remove it from Control Panel, then delete all files and regkeys.

In our view, there are 3 products that potentially have Sir123.com in their database. You can try to use them for removing Sir123.com.

Recommended Solution:

Norton is a powerful removal tool. It can remove all instances of newest viruses, similar to Sir123.com – files, folders, registry keys.

 

Download Norton*Trial version of Norton provides detection of computer viruses for FREE. To remove malware, you have to purchase the full version of Norton.

Alternative Solution:

Norton Antivirus – detects files, registry values and folders of viruses that show the same behavior as Sir123.com.

 

Download Norton
 

You can try both of these products to remove Sir123.com

Or uninstall Sir123.com manually.

Step 1: Remove Sir123.com from Control Panel

Windows XP:

1. Click Start.
2. Control Panel.
3. Then click Add or Remove Programs.
4. Find Sir123.com.
5. Click Uninstall.

Learn more about uninstallation of programs in Windows XP.

Windows 7/Windows Vista:

1. Click Start.
2. Then Control Panel.
3. Click Uninstall a Program.
4. Find Sir123.com and click Uninstall.

Learn more about uninstallation of programs in Windows 7.

Windows 8/Windows 8.1:

1. Open the Menu.
2. Click Search.
3. After that click Apps.
4. Then Control Panel.
5. Then as in Windows 7, click Uninstall a Program under Programs.
6. Find Sir123.com, select it and click Uninstall.

Learn more about uninstallation of programs in Windows 8 (8.1).

Windows 10:

1. Click on the Start button (or press the Windows key) to open the Start menu, click on the Settings at the top.
2. Click on App & features on the left menu.
3. On the right side, locate Sir123.com and click it, then click on the Uninstall button.
4. Click on Uninstall to confirm.

Learn more about uninstallation of programs in Windows 10

Note: If you can’t find required program, sort programs by date in Control panel and search for last installed programs.

After that remove Sir123.com from your browser.

Step 2: Remove Sir123.com from browsers

Google Chrome:

1. Open Google Chrome
2. Push Alt + F.
3. Click Tools.
4. Choose Extensions.
5. Find Sir123.com.
6. Click the trash can icon to remove it.

Learn more about removing extensions from Chrome.

Mozilla Firefox:

1. Open Firefox.
2. Push Shift + Ctrl + A.
3. Choose Sir123.com.
4. Click Disable or Remove button.

Learn more about removing extensions from Firefox.

Internet Explorer:

1. Open IE.
2. Push Alt + T.
3. Click Manage Add-ons.
4. Select Toolbars and Extensions.
5. Click Disable Sir123.com.
6. Click More information link in the left-bottom corner.
7. Click Remove button.
8. If this button is grayed out – perform alternative steps.

Learn more about removing extensions from IE.

Step 3: Remove following files and folders of Sir123.com:

Remove following registry entries:

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Remove following files:

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Remove following folders

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Written by Rami Douafi