Help with laptop I really need help :~(. I can't start my laptop because I've been getting a message called 'the program can't start because of SHELL21.dll is missing from you computer. Try reinstalling the program to fix this problem.
How to deal with keyloggers? What's the best way to go about key loggers (e.g. from the 10k nx thingy and other websites). I've tried Malwarebytes but nothing came up but I believe it doesn't protect you from keyloggers (searched it up). I also did system restore but I really don't believe that works. Can someone help? Please and thanks.
How to permanently delete files How do you permanently delete files so that tech savvy, technicians and professionals can't find it? I want to delete all of my free space but I don't seem to know how. I was told CCleaner but I heard that it also doesn't do the job well enough.