UK Libre 3 users are moving to Libre 3 Plus: what changes
Abbott is phasing out FreeStyle Libre 3 in the UK by the end of March 2026, replacing it with the 15-day Libre 3 Plus.
If you use a FreeStyle Libre 3 sensor in the UK, it is being retired and you will be moved to the newer Libre 3 Plus by the end of March 2026. The good news is how little changes: the Libre 3 Plus lasts 15 days and uses the same app, so it looks and feels the same to use. Your diabetes team or GP updates your prescription, usually at an appointment, so there is nothing different for you to buy or set up. This is a planned switch, not a recall or a safety problem.
- A CGM (continuous glucose monitor) like the Libre reads your glucose day and night from a small sensor on your arm.
- Abbott, the maker, is phasing out FreeStyle Libre 3 in the UK by the end of March 2026 and replacing it with Libre 3 Plus.
- The main difference is wear time: the Libre 3 Plus lasts 15 days, and it uses the same app you already have.
- The switch happens through your prescription, updated by your team or GP, so you do not order anything different yourself.
- This is a planned replacement, not a recall: there is nothing wrong with the sensor you are using now.
What is actually different
This is one of the gentler bits of device news, because the two sensors are close cousins. The Libre 3 Plus is the newer version of the same sensor family. It lasts 15 days per sensor, and it works with the same app and reader you already use, so there is no new system to learn and no relearning how to read your numbers.
The word to hold on to is planned. Abbott is retiring the older Libre 3 across the UK by the end of March 2026, and everyone on it moves across. It is a routine product update, not a safety recall, so it is not a reason to worry about the sensor on your arm right now.
How the switch reaches you
You do not have to do anything to trigger this. The change comes through your prescription: your diabetes team or GP updates what you are prescribed, usually at your next appointment, and from then you receive Libre 3 Plus sensors instead. In the meantime, keep using any Libre 3 sensors you already have.
The one thing worth watching is timing. If the end-of-March-2026 deadline is getting close, your Libre 3 stock is running low, and your prescription has not been switched yet, that is the moment to contact your team or GP so you are not left short. Otherwise there is genuinely nothing to organise.