⚠️ Advanced: Using tools like SignTool or Driver Signature Enforcement Overrider (DSEO) can manually sign the SPTD.sys driver, but this is complex and may trigger anti-cheat or Windows security alerts.
Turn off your third-party firewall or Windows Defender Firewall and try mounting the image again. Add Exclusions: Add the DAEMON Tools installation folder and its files to your antivirus exclusion/exception list. 2. Run as Administrator daemon tools sign check error