This is a statement and not a question. You need to write a question.
My handwriting is illegibal
She has shown impressiveness in her handwriting.
The handwriting on the letter was illegible, making it difficult to read.
The handwriting on the document was so illegible that I couldn't make out a single word.
She took pride in her neat cursive handwriting that adorned the pages of her journal.
her handwriting was awful, i couldn't even decipher what it said
His handwriting was so bad the message in the note was undecipherable,
Graphology is the study of handwriting to analyze a person's character traits and personality.
The doctor's handwriting was so illegible that the pharmacist couldn't read the prescription.
The teacher scrutinized or critiqued the students messy handwriting.
With questions like those, I suspect that your handwriting is not legible at all.
I find most doctors' handwriting indecipherable. It means you can't read someone's handwriting. That is their handwriting is so scrawly or something that you can't see what it says, rather than you can't read. I.e. their handwriting is illegible.