If you have ACT! configured to sync with a mobile device or check for updates on boot, this process may be added to startup. You can disable it via Task Manager → Startup without harming the main ACT! application.
This article aims to demystify Actiapnpinstaller.exe. We will explore exactly what this file is, which software it belongs to, its purpose in your system, how to troubleshoot common errors associated with it, and how to ensure it isn’t malicious software in disguise.
At its core, is a executable file associated with ACT! (Activity!) by Swiftpage —a popular customer relationship management (CRM) software. The name itself provides clues: Actiapnpinstaller.exe
When installed correctly from an official source, the genuine Actiapnpinstaller.exe file resides in:
If you have uninstalled ACT! but the file remains, or if you confirmed it’s malware: If you have ACT
C:\Program Files (x86)\ACT\Act for Windows\
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Even the legitimate version can cause errors, especially on modern Windows versions (10/11) or after corrupted installations. Typical error messages include: