Why is your customer support trying to fleece hundreds of pounds out of my parents?
They then tried to install software on their PC as apparently "their antivirus is not compatible with their version of Windows" (bullshit, I installed it myself).
They offered to fix the non-existent problem for a mere £180 - thankfully they declined.
What kind of predatory behaviour is this? I have names, numbers, call logs and screenshots.
Get your backsides in gear and answer this, before I take it up with people who love to make this kind of thing public.