Android 6.0 Marshmallow Android™ 6.0 Marshmallow brings new features that make your mobile life more convenient. ...
Setting a screen lock Help protect your personal information and help prevent others from using HTC One A9 without ...
Changing the lock screen wallpaper Use any photo you've taken with the camera as the lock screen wallpaper. ...
Setting up your storage card as internal storage When you insert a storage card that has not been used on HTC One A9 before, the card will be mounte...
Google apps Count on the suite of Google apps on HTC One A9 to help you get productive, surf the Interne...
Wi-Fi connection To use Wi-Fi, you need access to a wireless access point or “hotspot”. Note: The a...
How do I check how much memory my phone has and how much memory is being used? In Settings, tap Memory to see how much memory is available and how your phone's memory has been...
How do I find the IMEI/MEID and serial number of my phone? The IMEI and MEID are numerical codes that uniquely identify your phone. You may need to find the ...