〜て（理由・原因） te
〜て（理由・原因）（te）means “because of; due to (cause/reason)”. The て-form can link a cause to its result: the first clause is the cause, the second the (often uncontrollable) outcome or feeling. Formation: V（て形）／Aい→Aくて／Aな→Aで／N→Nで
because of; due to (cause/reason)
N4Formation
V（て形）／Aい→Aくて／Aな→Aで／N→Nで
Explanation
The て-form can link a cause to its result: the first clause is the cause, the second the (often uncontrollable) outcome or feeling. The second clause cannot contain a command, request, or invitation. Negative cause-events (earthquake, fire, etc.) are common.
Examples
Note
Since the result clause can't take a command/request, use から／ので when the second clause is an instruction.
FAQ
〜て（理由・原因） — what does it mean and how is it used?
because of; due to (cause/reason). The て-form can link a cause to its result: the first clause is the cause, the second the (often uncontrollable) outcome or feeling. The second clause cannot contain a command, request, or invitation. Negative cause-events (earthquake, fire, etc.) are common.
〜て（理由・原因） — how do you form it?
V（て形）／Aい→Aくて／Aな→Aで／N→Nで
〜て（理由・原因） — any usage notes?
Since the result clause can't take a command/request, use から／ので when the second clause is an instruction.