Máirín Duffy wrote :
could you qualify what you mean by 'professional' with some
wallpapers that are acceptable to you?
By professional I mean something very neutral...
For example something like: that
It's very simple and very easy to create but with Infinity logo and you can share it
with colleagues, customers, visitors, ... because it is very neutral...
Ideally the background should not be uniform to avoid visible dead pixels.