No, actually it has been proven that writing by hand activates many other regions of brain so that might be the cause why youre feeling the difference.
Looks like there is evidence for this:
- https://www.forbes.com/sites/nancyolson/2016/05/15/three-way...
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4274624/
When I (tried to) learn Japanese, I was only able to read handwritten kanji after learning to handwrite kanji. The effect was striking, night and day