Everything else is normal and running properly I think. I cannot watch films or videos, do any work without this line disturbing the screen, it is really annoying and unpleasant.
Since yesterday, after some updates probably, but I don't know which ones, a white vertical line has appeared on the right-hand side of the screen, and it doesn't go away. Processor Graphics in use: Intel(R) HD Graphics 4400, GOP version. I have an HP Pavilion 15 Notebook - n068el (energy star) , Product number: F6R97EA#ABZ, running on Windows 8.1 64-bit.