DPF1945

I installed Kaspersky cloud security beause i encounted issues in backing up my iphone 7+ re “Trojan error corrupt file and it would not allow me to complete back up in itunes using Total Sercurity ….it was the worst thing I could do because it impacted my ipad+iphone and ps windows 10 I deleted kaspersky cloud and re installed Total Sercuity...password manager on iphone and ipad not working what can I do to resolve? Dan