Note: If you're asking for technical help, please be sure to include all your system info, including operating system, model number, and any other specifics related to the problem.
Does copy-n-paste work at ANY website?
Are you having this problem at all sites or just some?
What browser do you have?
Is your browser updated?
Have you run any scans?
Does anyone know why this happens? All of a sudden, i cannot copy and paste either by right clicking or cltr V. Please give some ideas if this happened to you, maybe i unchecked something in error??