hi..i just got a laptop and its completly new(Dell-Latitude, C840)well after 2-3 mnths i decided to clean my hard drive, programs and things like that well on accedint i ended up deleting firewall and almost all the things that protect my computer so after 3-4 days popups started popin up and my computer became slow(i don’t really download alot of things to it)so then this messege appeared saying that i have 60 seconds until my laptop shuts down ..so every time i want to get on my computer that messege pops up ..so i was wondering if you can please tell me how i can fix this ??
THanks.