Displaying the battery percentage You can check the percentage of remaining battery power right from the status bar.
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 mou...
Moving apps and data between the phone storage and storage card If you've set up your storage card as internal storage, you can move third-party apps that you i...
Moving an app to the storage card When you're running out of phone storage space, you can move your downloaded apps to the storage...
Adding your social networks, email accounts, and more You can sync contacts, calendars, and other information from your social networks, email accounts...
Refreshing content In some apps, you can easily refresh content that's synced or downloaded from the Web with a sim...
Your contacts list The People app lists all contacts you've stored on HTC One A9 and from online accounts you...
How do I view the files and folders from my USB drive? If your phone supports USB OTG (USB On-the-go), you can view the files and folders from your exter...