Want to know more? Check out our FAQs below.
Sometimes, you don’t need all your data. Other times, you could use a little more. Data rollover lets you take any of your main data allowance left over from the last month into the next. And even better, it’s done automatically – no fuss, no limits.
You can grab it as standard with Plus and Ultimate Plans – on top of all your best-loved benefits, like EU roaming, O2 Switch Up and an Extra.
Every month. We work out your data rollover at the end of each billing month, not calendar month.
There’s no limit, but only data from your main allowance can be rolled over. By that, we mean data you’ve rolled over before can’t be rolled over again.
For example, on a 50GB tariff, the maximum rollover is 50GB – leaving 100GB for the next month, which’ll expire at the end of the month. Unlimited data tariffs are excluded from data rollover.
Yes, it does.
One month. If the rolled-over amount isn’t used, it’ll be lost.
Your main data will be used first, followed by any data you’ve rolled over.
You can see how much data you’ve got left to use in My O2. The total we show you will include any rolled-over data.
Yes – any notification with a ‘percentage remaining’ amount will include your rolled-over data.
If you move from a Classic Plan to a Plus or Ultimate Plan, you’ll nab data rollover. Likewise, if you switch from a Plus or Ultimate Plan to a Classic Plan, you’ll lose it.
And if you change your monthly data allowance but stay on a Plus or Ultimate Plan, you’ll be able to roll the new amount over.
Last updated: 05.06.2025