How to uninstall a program so that it does not leave traces on the computer?

Question

Software and Internet Services

I deleted Kaspersky and, if I reinstall it, it says that the program was supposedly installed.

Answer 1

A "smart" program is able to leave tags about itself where you don't even imagine. In the registry, for example, where one hundred thousand million parameters should be written something like "Key-Zhenya, Value-Nata". This is a stupid method, but it will work against those who do not know how to monitor the registry for changes.

Answer 2

Try the CCleaner program. + You can manually clean the branch in the registry. Google should have guides what it's called