There is no widely documented or standard Windows system file named "asintegrationdll.dll"

Malicious software has overwritten, deleted, or disguised itself as asintegrationdll.dll . How to Fix asintegrationdll.dll Errors

Occasionally, malicious software targets DLL files to disrupt system stability or hijack application functions. Resolving the Conflict

When removing software, use the application's own uninstaller or Windows Settings rather than simply deleting folders. This ensures registry entries and shared DLLs are handled correctly.

This file is generally considered safe, stable, and digitally signed by either or Avast Software s.r.o. (depending on the version).

Facilitating the connection between your PC and mobile devices via ASUS integration tools.

If the error occurs exclusively when opening a specific application (e.g., a hardware monitoring utility or a specific game), the software installation might be corrupted.

Before doing anything else, restart your system. This may sound too simple, but a reboot clears temporary glitches, resets locked file handles, and resolves minor system hiccups that could be causing Windows to "lose track" of the DLL. Many DLL error messages disappear after a simple restart.

The file was accidentally deleted during a manual disk cleanup or a messy software uninstallation process.