How to: Fix Fatal Errors in Kasperksy Antivirus - ITechBrand.com
The fatal error notice from Kaspersky usually arises during installation and is generated by other software that is incompatible with the antivirus.
You can use the Powershell software to repair corrupt system files to remedy this problem.
Using tools that can uninstall stubborn software, make sure to eliminate any remnants from prior antiviruses.
If fatal issues persist, you may want to consider switching to another cybersecurity tool that is both dependable and compatible with your PC.