Some anti-malware programs classify dca-bho.dll as a harmful extension to Internet Explorer: e.g. Generic PUA NM (PUA) (detected by Sophos), and Infostealer.Consmiper (detected by Symantec). Add-ons like this can display ads, slow down your computer and cause various other errors. If you can't remember installing the associated Compete DCA Browser Helper Object software, it's no surprise. In most cases, this kind of adware is installed on the side when you install a freeware product like a Youtube Downloader or a PDF Converter. In the following selection, you can read more about Compete DCA Browser Helper Object and how to get rid of it.
Description: Dca-bho.dll is not essential for the Windows OS and causes relatively few problems. Dca-bho.dll is located in a subfolder of "C:\Program Files".
Known file sizes on Windows 10/8/7/XP are 1,226,048 bytes (16% of all occurrences), 844,816 bytes and 8 more variants.
This .dll file is a Browser Helper Object (BHO) that runs automatically every time you start your web browser. BHOs are not stopped by personal firewalls, because they are identified by the firewall as part of the browser itself. BHOs are often used by adware and spyware. IDs used by this BHO include B49699FC-1665-4414-A1CB-C4A2A4A13EEC. The program is not visible. It is able to monitor web browsers. It is not a Windows core file. Dca-bho.dll is certified by a trustworthy company. It is a Verisign signed file. Therefore the technical security rating is 42% dangerous.
Recommended: Identify dca-bho.dll related errors
If dca-bho.dll is located in a subfolder of "C:\Program Files\Common Files", the security rating is 34% dangerous. The file size is 1,183,416 bytes (50% of all occurrences) or 214,920 bytes. The program is not visible. The file is a Verisign signed file. The dca-bho.dll file is able to monitor web browsers. The dca-bho.dll file is certified by a trustworthy company. The file is not a Windows core file.
Important: Some malware camouflages itself as dca-bho.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example Generic PUA NM (PUA) (detected by Sophos), and Infostealer.Consmiper (detected by Symantec). Therefore, you should check the dca-bho.dll process on your PC to see if it is a threat. If Compete DCA Browser Helper Object has changed your browser's search engine and start page, you can recover your browser's default settings as follows:Reset default browser settings for Internet-Explorer ▾
The following programs have also been shown useful for a deeper analysis: ASecurity Task Manager examines the active dca-bho process on your computer and clearly tells you what it is doing. Malwarebytes' well-known Banti-malware tool tells you if the dca-bho.dll on your computer displays annoying ads, slowing it down. This type of unwanted adware program is not considered by some antivirus software to be a virus and is therefore not marked for cleanup.
A clean and tidy computer is the key requirement for avoiding PC trouble. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.
Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.