Turn off Scroll Lock
If Scroll Lock appears in the Excel status bar then Scroll Lock is turned on and you need to turn it off.
If you suspect that the Scroll Lock is turned on, Then follow these steps to disable Scroll Lock in Excel 2013/2016.
Troubleshooting Steps To Turn Off Scroll Lock
To disable scroll lock, you need to press the Scroll Lock key (labeled as ScrLk) on your keyboard. If your computer’s keyboard does not have a ScrLk(Scroll Lock key), do the following steps:
For Windows 10
If you are unable to find the Scroll Lock key on your keyboard means your keyboard does not have this key, on your computer,
click Start and go to Settings.
Then go to Ease of Access > Keyboard and
Click the On Screen Keyboard button to turn it on.
Shortcut : Press the Windows logo key + Ctrl + O to turn On-Screen Keyboard on or off.
When the On-screen keyboard appears on your screen, click the ScrLk button to unselect it.