A: The reset itself doesn’t slow down the PC, but the process of repeatedly reinstalling and cleaning registry entries can leave system clutter behind.
While the idea of an unlimited “full trial” is tempting, software developers deserve to be paid for their work. Kaspersky provides excellent protection. If you like the product, support them by buying a license—or switch to their free tier.
Modern Kaspersky versions use a hidden driver ( klflt.sys ) that writes a unique ID to the boot sector of your hard drive. Deleting registry keys does not touch this driver.
If you already have a license and it’s about to expire or has expired, you can renew it:
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