$540 via promo credit when you add a new smartphone line with your own 4G/5G smartphone on postpaid Unlimited Plus plan between 5/18/23 - 5/31/23 & port-in req'd. Promo credit applied over 36 months; promo credits end if eligibility requirements are no longer met.
How do I transfer things to the SD card?
You can use a file manager app like ES File Explorer File Manager - Android Apps on Google Play to transfer music, videos, photos, and documents (not apps). You also can connect the tablet to your PC with the supplied USB cable and 'drag and drop' the files.