OnePlus WC030B31HK - Messages

including Documents, Downloads, Recent,
Images, Videos, Audio and so on.
Storage: View and manage folders and
documents stored on your phone.
FileDash: Fast and free to share files with nearby
devices.
More operations:
Search file: Tap and then enter key words to
find your files.
Lockbox: Long press the file, tap the menu
button in the upper right corner, then choose
Move to Lockbox. You can assign a password
to files in Lockbox.
Messages
Send, receive, and view Messages through the
Messages app.
Send message
1. Open the Messages application.
2. Tap the floating button in the lower right
corner.
3. Select recipient.
4. Enter SMS content.
5. Tap the send icon in the lower right corner to
send a message.