If you include actual details you might get a useful reply.
"FlutterBy" <> wrote in message
news

92A0E97-2082-4A31-8FA6-...
>A couple of weeks ago my screensaver suddenly stopped working - it
>certainly isn't a priority of mine that it must work. But it makes me
>wonder if it could be related to something else. Nothing about the system
>had changed - except maybe updates. I've tried changing settings in Power
>Options & nothing makes any difference. The screen just goes black when the
>screensaver is supposed to kick in. I've heard this is a bug with MS own
>wireless mouse software - but mine's Logitec!
> Here's hoping someone else knows something about this.