wWhy I wWant tTo lLearn eEnglish

I want to improve my English writing for myself and also forto be able to texting my friends,. As they always laugh at the way I write and speak English and, so now it's time to learn English. and develop myself

I want to improve my English writing for myself and also for texting my friends, t. They always laugh at the way I write and speak English and, so now it's time to learn English and develop myself.

I eliminated “develop myself” as “personal development” and “learning English” are 2 different topics.

wWhy I wWant to lLearn eEnglish

Titles are usually written with the weird thing called "title case"

I want to improve my English writing for myself and also for texting my friends, theywho always laugh at the way I write and speak English and n. Now it's time to learn English and develop myself.

This is one suggestion for how to keep a smooth flow without making too many changes. Please ask if you are unsure about any part of this.

wWhy I want to learn eEnglish

I want to improve upon my English writing for myself and, also for, so that I can texting my friends, t. They always laugh at the way I write and speak in English and, so now it's time to learn more English and develop myself skills.

This paragraph already sounded great. I just thought some commas would make it easier to read, since they add more pauses.