What would really help is for someone to tell me how long i can keep using the computer in the current state.

Other than the watermark, I haven't experienced any issues, but it has only been an hour or so after the license expired yesterday. I tried the generic Windows 10 pro product key mentioned above, and...

Thanks for the replies. There is no sticker anywhere on the PC. I may try some of the things you all suggested, but what I really am curious about (and apparently will find out in 24 hours), is what...

A couple of weeks ago, my laptop (windows 10 professional) started to give me a pop-up message that I have not seen in the 6 months that I've had it. "Your Windows License is Expiring Soon".

I did...