file is a configuration settings file (Initialization file) used by various antivirus or security tools to store preferences, scan logs, or installation data. While common in specific application folders, seeing it directly in the root of your C drive usually suggests: Poorly Coded Uninstaller:
It is likely just a leftover log or settings record from that tool. If it appeared randomly: avscanner.ini in c drive
If you've spotted an avscanner.ini file sitting directly in your C: drive, don't panic. Finding a stray configuration file (an file is a configuration settings file (Initialization file)
Elias scrambled for the power cord. He grabbed the thick black cable and yanked. Finding a stray configuration file (an Elias scrambled
avscanner.ini is a harmless configuration file left behind by security tools. It isn't a threat, but it's safe to delete if you prefer a clean root directory.