Stopzilla has some poor and good reviews and the poor reviews would put me off from installing it.
Maybe download malwarebytes and give that a run to see if it finds any problems.You get a fortnights trial of the pro version now.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?