Windows 10 product usually works with Windows 11, but the problems occur if your Windows 10 license is an OEM license (tied to original device hardware and not transferable) rather than a Retail ...

Use the following fixes if the Windows Period key is not working on your system: Check the issue with the On-screen keyboard Reinstall the keyboard driver Try another keyboard Disable Sticky Keys and ...

Before troubleshooting the problem, make sure the issue isn't hardware-related. Keys may stop working if they're stuck, physically damaged (such as after a drop), or if the keyboard connection is ...