If you received this file from an untrusted source (torrent, forum, file-sharing site), I strongly advise deleting it and scanning your system with legitimate antivirus software.

Download the for Advanced SystemCare Pro v1801175. This is a single large executable (~100–150 MB) containing all necessary files. It does not require an internet connection during installation and is far less prone to errors.

Windows Defender, McAfee, or Norton can flag ASC’s driver-level optimizations as suspicious. Temporarily turn off just for the 5-minute install window.

: Right-click the .exe file and select "Run as administrator" to provide the necessary permissions for system changes. Step-by-Step Installation Guide Follow these instructions to ensure a successful setup:

The first step in the process is to ensure the installer itself is not corrupted.

: Run the installer with administrative privileges to allow it to modify system files and registry entries necessary for deep optimization.