SpybotSD is a very good SPY hunter that I use all the time. It scans, finds and destroys all the spies that have settled on your system. We can also say that it allows your system to breathe comfortably. In particular, it is an expert on i.e-infected trojans, and it can restore your settings and provide a kind of immunity to your system. Also, during installation

… When you install the TEA TIMER program, which it asks you during installation, it warns you about all the changes that occur in your system and asks your permission by saying stop to spyware and malwares that try to infect your system’s REGEDIT or try to change a value there. Although it does not work actively on your system, it may be sufficient to run it and scan your system from time to time.

How to Clean Television, Computer, Phone and Tablet Screens?