How to remove PDFster

What is PDFster?

PDFster is a browser extension which is intended to ease the search of PDF documents. To do this, it forcibly changes your home page and default search engine making it impossible to revert them. This is done to intercept all search queries in order to find relevant ads which will fill browser. Various banners, coupons, best deals, sound or video ads that randomly pop ups on top of all windows, concealing underlying content, greatly reduces browsing experience. Furthermore, there is high probability to unhindered penetration of other unwanted programs as it misuses system’s vulnerability. That’s why we strongly urge you to remove PDFster as soon as possible to prevent deterioration of situation.

Another unpleasant feature of PDFster is identity theft. The point is that it tracks all information passing through the browser like IP addresses, browser activity history, searching results, passwords, account details and so on. Subsequently, these data can get to scammers who exploit them for their own personal gain. If you want to get rid of ads by PDFster and remove this adware, then you can easily do that by following this guide. To do this, you should remove PDFster components installed as Windows application and other browser extensions related to this adware. There are perhaps more malicious programs on your computer similar to PDFster. In this case, it’s better to use automated removal tools that do it much faster.

How to remove PDFster from your computer?

The best and easiest way to remove PDFster from your computer is to use special anti-malware program that has this threat in its database. The program is fully automated, all you need to do is to download and install it. Once you’ve installed anti-malware application, it will scan your system and remove all the threats.

It scans your computer and detects various threats like PDFster, then removes it with all of the related malicious files, folders and registry keys. After deep scanning of your system, it will easily find and delete PDFster. Use this removal tool to get rid of PDFster for FREE.
Download Norton

Norton 360 Antimalware – this program will help you to get rid of PDFster. It can find malicious program that is corrupting your system and clean up junk files after removal.
Download MalwareBytes

CleanMyMac – fully removes all instances of PDFster from Mac and Safari. After deep scanning of your system, it will easily find and delete PDFster. Use this removal tool to get rid of PDFster for FREE.
Download CleanMyMac

Combo Cleaner – can find malicious program that is corrupting your system and clean up junk files after removal.
Download CleanMyMac

How to remove PDFster manually

Remove PDFster from Control Panel

In order to get rid of PDFster, first thing you need to do is to uninstall malicious program from your computer. When removing PDFster, try to find suspicious recently installed programs and delete them too, as it’s pretty common that any malware comes with some other unwanted programs.

Windows XP:

1. Select Start.
2. Control Panel.
3. Then choose Add or Remove Programs.
4. Search for PDFster.
5. Click Uninstall.

Windows 7/Windows Vista:

1. Select Start.
2. Then Control Panel.
3. Choose Uninstall a Program.
4. Find PDFster and choose Uninstall.

Windows 8/Windows 8.1:

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

Windows 10:

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

Mac OSX:

1. Launch Finder
2. Select Applications in the Finder sidebar.
3. If you see Uninstall PDFster or PDFster Uninstaller, double-click it and follow instructions
4. Drag unwanted application from the Applications folder to the Trash (located on the right side of the Dock)

Note: If you can’t find required program, sort programs by date in Control panel and search for suspicious recently installed programs. If you still can’t locate any suspicious program or not sure what some application is for, we advise you to use SpyHunter free scanner in order to track down what malicious program is infecting your system.

PDFster won’t uninstall

There are a lot of options in any Windows version for removing applications. Still, not all the programs can be completely deleted using these options. Adware, Badware and Potentially Unwanted Programs (PUPs) are too stubborn to be removed, more than that, there are created this way, created to be hard to get rid of them. That’s why sometimes you can’t uninstall them using standard Windows options. You’ll probably get this message: “You do not have sufficient access to uninstall PDFster. Please, contact your system administrator.” To remove stubborn PDFster, you can use SpyHunter removal tool, it will completely remove PDFster from your computer. Or you may try to use Safe Mode:

For Windows XP, Vista, 7

1. Turn off your PC;
2. Turn it on and immediately press F8 button;
3. You’ll see Advanced Boot Options menu;
4. Select Safe Mode with arrow buttons;
5. In Safe Mode navigate to Control Panel, then choose Uninstall a program and remove “PDFster”.

For Windows 8/8.1 and 10

1. Press the Win+R buttons, type msconfig in box and press Enter;
2. Choose Boot tab, and click on Safe Boot check box;
3. Select the type of Safe Mode: Minimal or Network;
4. Press OK and reboot your PC;
5. In Safe Mode navigate to Control Panel, then choose Uninstall a program and remove “PDFster”.

You can also perform Clean Boot. You need to turn off all the startup programs that may be the reason why the program won’t uninstall.

1. Press Windows + R;
2. In the Run window type msconfig;
3. Choose Services section;
4. Find Hide all Microsoft services line, tick the box;
5. The click Disable all;
6. Return back to General section;
7. Find the line Selective startup and untick the box Load startup items;
8. Select Apply, then OK;
9. Reboot your PC;
10. Remove PDFster from Control Panel.

Step 2: Remove PDFster from browsers

Once you’ve uninstalled the application, remove PDFster from your web browser. You need to search for recently-installed suspicious add-ons and extensions.

Google Chrome:

1. Open Google Chrome
2. Push Alt + F.
3. Choose Tools.
4. Select Extensions.
5. Search for PDFster.
6. Select the trash can icon to remove it.

Safari:

1. Click Preferences from Safari menu
2. Select Extensions.
3. Find PDFster or other extensions that look suspicious.
4. Click Uninstall button to remove it.

Mozilla Firefox:

1. Open Firefox.
2. Push Shift + Ctrl + A.
3. Select PDFster.
4. Choose Disable or Remove option.

Internet Explorer:

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

How to block malicious pop-ups in browsers

Adguard is a perfect application that will get rid your system of annoying ads, online tracking and will provide reliable protection from malware. The main advantage of Adguard is that you can easily block any types of ads whether legitimate they or not within your browser. Use it for FREE.

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