Get rid of JDownloader

JDownloader is considered adware as it possess plenty of suspicious traits, in fact, this program is even more difficult for PC users to become aware of its presence. Due to being invasive, most PC users even judge JDownloader as virus.

Threat Summary

Threat Name:JDownloader
Type:Malicious Add-on/Extension
Brief Description:Malicious add-on or extension can perform various unwanted task on computer.
Website Status:Check Security Status of


One of internet user’s leading threats is popularly known as JDownloader. This unwanted program ensures users that it organizes the download process and improves download speed. Cyber criminals utilize this potentially unwanted program to earn revenue through its online advertisements campaign. JDownloader is able to be part of the computer system directly. Aside from the fact that this is compatible to most famous browsers, it also uses plenty of illegal strategies. When JDownloader compromises the browser, expect a heavy display of advertisements and redirects.

Even if virus does not infect your computer, there is a high chance that it will be filled with a number of issues during the presence of JDownloader. It is not a virus, but may act like one. Massive display of online ads and difficulty while surfing the web would be the top reasons. Then, compromising the computer security also ranks among those problems.

Considering the unlikely effect caused by JDownloader, the computer system would become more vulnerable once you keep it active. Invaders can eventually deposit more adware and make the most of it for the sake of their advertising scheme. JDownloader can even maximize their access and pull out several vital details about you. This could be your personal data and almost certainly your financial information.

Seeing ads by JDownloader make it easy to quickly identify that your computer is now at risk. It is important to remember that further intrusions can happen anytime soon. To keep your computer system safe from malicious behaviour and further attacks, below are guide and steps on how you save your machine from the hit of JDownloader.


Procedures to Remove JDownloader

Removal steps on this page will help you get rid of the threat effectively using tools and virus scanners. Please make sure that you will carry out the guide in exact order.

Procedure 1: Uninstall JDownloader from Windows Control Panel

1. Begin the removal process by uninstalling the adware program from Windows. To do this, we need to open Control Panel. Please ensure that you are logon with the Administrative privilege to access this function.

Accessing Control Panel in Windows 8 and Windows 10

- On your keyboard, Press Windows Key + X.
- Once Quick Access Menu appears on the screen, please click on Control Panel.
- Control Panel window will open. Please proceed to the next step which is uninstalling JDownloader.

How to access Control Panel in Windows XP, Windows Vista / 7

- Click on Start button that can be found on bottom left corner of the screen.
- From the list, choose Control Panel to access settings of Windows and make the needed changes.

Cpanel Win7

2. Under Programs, click on Uninstall a program. It will open a program and features window where-in you can uninstall, change, or repair installed software.

3. Look for adware title or any suspicious name that was installed recently. To do this, you need to arrange the items chronologically. Click on 'Installed On' to display the latest program that looks unfamiliar.

Uninstall Item

4. Select adware relevant to JDownloader or any suspicious items. Then, click on Uninstall button to remove it from Windows.

5. If it prompts for confirmation, please click OK button to proceed.

Procedure 2: Scan Computer in Safe Mode Using Installed Anti-virus Program

1. When troubleshooting a PC, one common step is to boot operating system into Safe Mode with Networking. The same approach will be used in the removal of JDownloader. Please execute instructions based on your Windows OS version.

Start Windows 8 / Windows 10 in Safe Mode with Networking

- Close all running programs on your computer because we will need to restart Windows on this procedure.
- Press and Hold Shift key on your keyboard while clicking on Restart.
- You will then be presented with Troubleshooting Options.
- Click on Troubleshoot icon.
- Then, Click on Advanced Options icon.
- Select Startup Settings icon and then, Click on Restart button.
- When Windows restarts, it will prompt to choose number from the list of options. Press the number on your keyboard that corresponds to Safe Mode with Networking, commonly number 5.
- Once in Safe Mode, please proceed to the next step which is running a virus scan on the computer.

Start in Safe Mode with Networking (Windows XP / Vista / 7 Instruction)

- Please restart the computer and just before Windows start, press F8 on your keyboard repeatedly. You will be presented with Advanced Options Menu.
- From the selections, choose Safe Mode with Networking. Please use keyboard's arrow up/down to navigate between selections and press Enter to proceed.


2. Once your Windows is running in Safe Mode, open your installed anti-virus programs and update it to the most recent version by automatically downloading necessary updates.

3. Thoroughly scan the computer and remove all identified threats. Do not restart or turn off the computer after the scan process. You still need to run another scan. Please follow the next procedure.

Procedure 3: Scan and remove JDownloader files with MalwareBytes Anti-Malware

To remove JDownloader, download Malwarebytes Anti-Malware. This tool is effective in getting rid of Trojans, viruses and malware.

Download Removal Tool

1. After downloading, please install the program using the default settings.

2. At the end of the installation, please make sure that it will download necessary updates.

3. Once update has completed, MBAM will launch.

MBAM Scanner

4. Select SCAN from the top menu. Then, click on Threat Scan (Recommended) section.

5. Click on Start Scan to thoroughly scan the computer. Remove all threats detected by this anti-malware program after the process.

Procedure 4: Run extra scan with Junkware Removal Tool

To make sure that no more malicious files linked to JDownloader are inside the computer, we must run another effective scanner. This time, use Junkware Removal Tool. No installation is necessary with this tool.

Download JRT

1. Click the button above to start the download process. Save the file to your preferred location.

2. Junkware Removal Tool will close all running applications later. So, before executing the file, please Bookmark or Print this page. And then, close all programs.

3. Double-click the JRT.exe file to initiate the tool.

4. It will prompt you to "Press any key to continue."

JRT Scanner

5. Junkware Removal Tool will create a Restore Point and proceed with the scan. Please wait for the scan process to finish.

6. After scanning the computer, JRT will open a Notepad containing scan logs. It may have not find JDownloader relevant entities, but it will surely delete any malicious items not found in the previous scans.

Procedure 5: Reset Affected Internet Browser

Reset browser settings of Google Chrome:

1. Open Google Chrome browser.

2. In the address bar, type this: chrome://settings/ and then, press Enter.

3. Navigate at the end of the page and click on Show advanced settings.

4. At the bottom of the page, click on Reset settings to remove all changes made by JDownloader.

Reset Google Chrome

Reset Internet Explorer Settings:

1. Open Internet Explorer software.

2. Navigate to top menu and click Tools > Internet Options.

3. On Internet Options window, select Advanced tab.

4. In order to reverse modifications caused by JDownloader, click on Reset button to bring back Internet Explorer's settings to their default condition.

Internet Explorer

Reset Firefox to its default state:

1. Open Mozilla Firefox program.

2. Navigate to top menu and Open Help Menu. Then, select on Troubleshooting Information.

3. Click on Refresh Firefox button to erase the effect of JDownloader.

Reset Firefox

Procedure 6: Run Qualys Online Browser Check

Qualys Browser Check performs a security examination on your browser including installed plug-ins and add-ons. At the end of the scan, this tool will recommend on what to remove and give you steps to resolve any vulnerabilities found on the browser.

1. Open Internet browser application that is affected by JDownloader.

2. Click Here to visit Qualys Browser Check web site.

3. Next, click on "Scan without installing lugin" link.

Online Browser Check

4. Click on Scan Now button to check and remove JDownloader and any other malicious add-ons and extensions. You must read and accept "Service User Agreement" to continue.

5. After the scan, you will be presented with Browser Check Summary. Fix any issues and follow the recommendation on the result.

Protect your PC from JDownloader or Similar Attack

Turn On Safe Browsing Features

Google Chrome's Protection from Dangerous Sites

With Google Chrome's Dangerous Site Protection feature, you will have lesser risks browsing the web. It will display a warning when the site you are trying to visit is suspicious, thus, you can prevent JDownloader infection. To enable protection from dangerous sites, please do these steps:

1. Open Google Chrome.

2. In the address bar, type this: chrome://settings/ and then, Press Enter.

3. Once on the settings page, click on Show advanced settings... at the bottom of the page to see the rest of the Chrome setup.

4. Locate Privacy section and mark 'Protect you and your device from dangerous sites'.

Chrome Security Settings

5. Please restart Google Chrome. New settings keep your browser safe while surfing the web.

SEE MORE : Enable Google Chrome's protection from dangerous sites

Internet Explorer - Activate SmartScreen Filter

Internet Explorer versions 8 and 9 has this feature called SmartScreen Filter. It helps detect phishing web sites and protect you from downloading malicious programs including JDownloader. To turn on SmartScreen Filter, follow these steps:

1. Please open Internet Explorer.

2. On top menu, select Tools (IE 9). For IE 8, please look for Safety menu.

3. Select SmartScreen Filter from the drop-down list and click on Turn on SmartScreen Filter.

IE SmartScreen Filter

4. Please restart Internet Explorer.

SEE MORE : Comprehensive steps to activate SmartScreen Filter

Mozilla Firefox - Block Attack Sites and Web Forgeries

Phishing and Malware Protection is a built-in feature on Firefox version 3 or later. It warns you when a page you are trying to visit contains phishing content or an attack site designed to drop threats such as JDownloader. To help you keep safe while browsing the Internet using Firefox, please follow this guide:

1. Open Mozilla Firefox browser.

2. On top menu, click on Open Menu. Then select Options from the list.

3. Select Security and put a check mark on the following items:

  • Warn me when sites try to install add-ons
  • Block reported attack sites
  • Block reported web forgeries

Firefox Security Settings

Edge Browser - SmartScreen Filter

SmartScreen filter is a built-in feature in Microsoft Edge browser that can help you deter malicious programs such as JDownloader. It can block malicious web sites and downloads.

1. Open Microsoft Edge browser.

2. Click on More Actions button located at top right corner of the screen.

3. Select Settings from the drop-down list.

4. Under Settings menu, go to Advanced Settings section and click on View Advanced Settings.

5. Scroll down to "help protect my PC from malicious sites and downloads with SmartScreen Filter". Turn it to ON.

6.You may now restart Microsoft Edge browser.

Edge SmartScreen Filter

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