Introduction
In the Settings app, tap Mail > Accounts > your TechMail account > Automatic Reply. Then, turn off the "Automatic Reply" option and tap Save.
Instructions
1) Open the Settings application.
2) Tap Mail.
3) Tap Accounts.
4) Tap your TechMail account.
5) Tap Automatic Reply.
6) Next to "Automatic Reply", slide the switch to the "off" position (to the left). Then, tap Save.
Outcome
You have turned off the automatic reply for your TechMail account.