according to my experience, if you are good its better to print you ideas and from beginning because its more easy to modified and adding words or erase, and also saving is better also time and effort saving
Here is a link you might enjoy in terms of handwriting on paper versus typing into computer document: https://lifehacker.com/the-benefits-of-writing-by-hand-versus-typing-1778758792. This takes into account the personal process and preference of the writer.
Sharp *self editing* is essential when composing 1st drafts on computer. The polished look of text in a document can lull one into overlooking things that could be improved. Because it is so much more direct to write a 1st draft in a computer document, especially when using references, I find that using the latest version *document tools* for input, tracking, and editing is useful to review aspects you had flagged for yourself as potentially requiring editing for fact, style, clarity, placement, redundancy, etc. And remember that you can read your 1st draft into a Word doc. It might not be perfect, but it gets you a few steps ahead of completely typing your 1st handwritten draft.
My best papers have been often written whilst travelling, often on long train journeys which have a finite time period. I will often make brief notes on paper, perhaps as a mind-map before then transferring onto a computer. It's faster for me to organise my ideas on paper, first.
As I am a scientist and write scientific papers I only write on my computer. It is often the case that I first write a draft in a word file and then I contunue to write such that my first draft becomes a manuscript to be sumbitted for consideration to publication is an appropriate scientific journal