[How I can do this in Affinity Designer]

Yes, that's anoter way to do it; Thanks a lot for your help

[How I can do this in Affinity Designer]

Yes I can  !!!  and it's very easy ! Someone on the french forum explain to me : I write my text with the artistic text tool and the font I want to use. Then I select and click on "convert to curves" and then on "degroup". Its enough : each letter became a vector and I can make all what I want with it except choose another font.

[How I can do this in Affinity Designer]

Thanks to you. I hoped there was auto-tracing feature and I thought I was unable to find it ... Ok I'll make like you tell me but it's a little bit longer. Can we expect this feature in a next update ?

[How I can do this in Affinity Designer]

The vectorisation of letters one by one without having to follow their outline with the pen. On Illustrator it was very easy and I hav'nt already found how to manage this with Affinity Designer. It would be to make this kind of composition: