My backspace button on my acer laptop started typing a 5 instead of a backspace. How can I fix this?

[monickroets]

My backspace button on my acer laptop started typing a 5 instead of a backspace. How can I fix this?

 

[helpstar]

Which Acer model is it exactly?

Any software installed lately?

check for viruses with "malwarebytes"

check drivers for the laptop on acer.com

 

[evongugg]

Clear the dust and dirt.
Any spills of liquids recently?