From a Home screen, swipe up to access all apps then tap Settings .
Tap Data usage then do one of the following:
Set Mobile Data Limit:
Mobile / cellular data is disabled upon reaching the specified data usage level indicated by the orange limit line. To continue to utilize apps dependent upon a data connection (e.g., browser, email, etc.), Wi-Fi can be used or mobile data must be manually adjusted (overage charges may apply).
Tap Limitmobile data usage to turn on .
If presented with a 'Data usage limit' screen, review the message then tap OK.
Enter the preferred data limit (e.g., 2.0GB) then tap Set.
Set Mobile Data Warning:
A notification message appears upon reaching the specified data usage level indicated by the black warning line.
Tap Alert me about data usage to turn on .
If presented with 'Data usage alert' screen, review the message then tap OK.
Enter the preferred data amount (e.g., 2.0 GB) then tap Set.
Change Data Usage Cycle:
Tap Billing cycle.
From the 'Usage cycle reset date' prompt, select the cycle date then tap Set.
Refer to the My Verizon website for the billing cycle date.