HP Laptop

I have a HP laptop which has a problemetic stripped screw in it. I managed to get another stripped screw out by trying different screwdrivers but this one doesn't seem to budge. To add to the issue, it is deep inside a hole in the case which is about 6mm or so wide. The hole means it is...

So I have only installed chrome in the new hp 15 bs146tu, which I brought on 6 June. I signed in to chrome, then ran a scan on pre-installed McAfee. Now it's working so slowly that I can't even open chrome, or even edge on it. Even opening a folder or control panel seems to take minutes...