How to set Notification LED on HTC One
There is a Flash LED light for notification on HTC One which informs you about How to set Notification LED on HTC One and phone charging. To ...
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You can send an e-mail with signature from your smartphone, just follow this:
Open the app Email, tap the Menu button, then Settings.
Tap the email account that you've set up.
Tap 'Signature', enter a signature in a few words you like then tap 'OK' to confirm.
for example : "I sent this e-mail with my phone"