どうやって dou yatte
どうやって（dou yatte）means “how; by what means; in what way”. An interrogative adverb meaning 'how / by what method. Formation: どうやって + V（句子）（句首/主语后）
how; by what means; in what way
N5Formation
どうやって + V（句子）（句首/主语后）
Explanation
An interrogative adverb meaning 'how / by what method.' It specifically asks about the means or procedure of doing something, more concrete than the plain どう. It is placed before the verb phrase whose method is in question.
Examples
Note
どうやって asks about method/means, while どう asks more broadly 'how / what about it.' For 'why,' use どうして or なぜ.
FAQ
どうやって — what does it mean and how is it used?
how; by what means; in what way. An interrogative adverb meaning 'how / by what method.' It specifically asks about the means or procedure of doing something, more concrete than the plain どう. It is placed before the verb phrase whose method is in question.
どうやって — how do you form it?
どうやって + V（句子）（句首/主语后）
どうやって — any usage notes?
どうやって asks about method/means, while どう asks more broadly 'how / what about it.' For 'why,' use どうして or なぜ.