After you transfer your data to your device, you might wonder where to find everything.
Documents and other files
Use BlackBerry Device Search to search for documents by file name.
You can also browse to your files on your device. Swipe down from the top of the screen once using two fingers, or twice using one finger. > Tap 
> Storage > Internal storage > Explore.
Tip: A file manager app is another way to browse the documents and files that are on your device.
Download file manager apps on Google Play™.
Music
Find your music in the Google Play™ Music app.
Find other music players on Google Play™.
Pictures
Find your pictures in the Google™ Photos app.
In Google™ Photos, tap 
> Device folders.
Download other picture viewers on Google Play™.
Videos
Find your text messages in the Messenger app.
Tip: To change the default app for text messages, swipe down from the top of the screen once using two fingers, or twice using one finger.>Tap > Apps & notifications > Default apps > SMS app.