What is the proposed idea/solution?
To add number input arrows—an up/down arrow to increase/decrease number value manually (bonus: if it's also possible for the editor to set an increment by 1 or 2 or 10 or 100 or 1000, etc.). Something like this.
How does this solve the user problems?
Easily edit a number field in an interface.
Who is the target audience?
Interface users that uses the number field.