To cover your tracks is to remove the signs that you were there. Cover your tracks carefully.
Doing it badly leaves more evidence than doing nothing, since the tidying itself shows. To cover your tracks is what most investigations actually detect.
1phrasecover your tracksTo remove the signs that you were there.
“He had tried to cover your tracks and deleted the wrong files.”
cover your tracks is a phrase.
Practised in Spying & Secrecy