How to remove PUP.Optional.BundleInstaller

What is PUP.Optional.BundleInstaller

PUP.Optional.BundleInstaller is a potentially unwanted program (PUP) commonly flagged by antivirus software as a threat due to its intrusive behavior on computers. While not inherently malicious, it often comes bundled with free software downloads and can introduce a range of unwanted applications and modifications to a system without explicit user consent. These programs typically engage in activities like displaying ads, redirecting web browsers, and collecting user data, all of which can degrade system performance and compromise user privacy. Their presence is frequently a result of users not paying close attention to installation prompts, where default options may include additional software installations. This PUP can also act as a gateway for more severe threats by downloading and installing other malicious software onto a device. While some users might perceive its effects as mere annoyances, the potential for data collection and security vulnerabilities should not be underestimated. Removing PUP.Optional.BundleInstaller is vital for maintaining optimal system performance and protecting personal information from being exploited.

How PUP.Optional.BundleInstaller infected your system

PUP.Optional.BundleInstaller typically infiltrates computers through deceptive software bundling. Users often encounter this potentially unwanted program (PUP) when downloading free software from third-party websites or file-sharing platforms. These downloads often come with additional software that users unknowingly agree to install during the setup process. The installer might be disguised within a legitimate-looking package, with the option to decline its installation hidden within the advanced settings that users frequently overlook. Once installed, BundleInstaller can introduce unwanted software, change browser settings, and potentially expose systems to further threats. To prevent such infections, it’s crucial to carefully read installation prompts, use reputable download sources, and maintain effective security software.

1. Download PUP.Optional.BundleInstaller Removal Tool
2. Use Windows Malicious Software Removal Tool to remove PUP.Optional.BundleInstaller
3. Use Autoruns to remove PUP.Optional.BundleInstaller
4. Files, folders and registry keys of PUP.Optional.BundleInstaller
5. Other aliases of PUP.Optional.BundleInstaller
6. How to protect from threats, like PUP.Optional.BundleInstaller

Remove PUP.Optional.BundleInstaller manually

Manual removal of PUP.Optional.BundleInstaller by inexperienced users may become a difficult task because it does not create entries in Add/Remove Programs under Control Panel, does not install browser extensions, and uses random file names. However, there are pre-installed instruments in the Windows system, that allow you to detect and remove malware without using third-party applications. One of them is Windows Malicious Software Removal Tool. It comes with Windows Update in Windows 11, 10, 8. 8.1. For older operating system you can download it here: 64-bit version | 32-bit version.

Remove PUP.Optional.BundleInstaller using Windows Malicious Software Removal Tool

1. Type mrt in the search box near Start Menu.
2. Run mrt clicking on found item.
3. Click Next button.
4. Choose one of the scan modes Quick scan, Full scan, Customize scan (Full scan recommended).
5. Click Next button.
6. Click on View detailed results of the scan link to view the scan details.
7. Click Finish button.

Remove PUP.Optional.BundleInstaller using Autoruns

PUP.Optional.BundleInstaller often sets up to run at Windows startup as an Autorun entry or Scheduled task.

1. Download Autoruns using this link.
2. Extract the archive and run Autoruns.exe file.
3. In Options menu make sure there are checkboxes near Hide Empty Locations, Hide Microsoft Entries, and Hide Windows Entries.
4. Search for suspicious entries with weird names or running from locations like: C:\{username}\AppData\Roaming.
5. Right-click on suspicious entry and choose Delete. This will prevent the threat to run at startup.
6. Switch to Scheduled Tasks tab and do the same.
7. To remove files themselves, click on suspicious entries and choose Jump to Entry…. Remove files or registry keys found.

Remove files, folder and registry keys of PUP.Optional.BundleInstaller

PUP.Optional.BundleInstaller files and folders


{randomname}.exe


PUP.Optional.BundleInstaller registry keys


no information


Aliases of PUP.Optional.BundleInstaller

How to protect from threats, like PUP.Optional.BundleInstaller, in future

Standard Windows protection or any decent third-party antivirus (Norton, Avast, Kaspersky) should be able to detect and remove PUP.Optional.BundleInstaller. However, if you got infected with PUP.Optional.BundleInstaller with existing and updated security software, you may consider changing it. To feel safe and protect your PC from PUP.Optional.BundleInstaller on all levels (browser, e-mail attachments, Word or Excel scripts, file system) we recommend a leading provider of internet security solutions – BitDefender. Its solutions both for home and business users proved to be one of the most advanced and effective. Choose and get your BitDefender protection via the button below:

Download BitDefender