Nothing OS 5 Update: Phone (4a), Phone (3a) Rollout
The Nothing OS 5 update has started rolling out to the Nothing Phone (4a), Phone (4a) Pro, Phone (3a) and Phone (3a) Pro. According to 91mobiles, which reported the rollout on 2 November 2026, the stable build is based on Android 17 and follows an open beta that began in mid-September. If you own one of these phones in India, here is what you get, how to install it and whether you should do it today.
Nothing OS 5 update: key facts
| Item | Detail |
|---|---|
| Based on | Android 17 |
| Stable rollout to | Phone (4a), Phone (4a) Pro, Phone (3a), Phone (3a) Pro |
| Already received it | Phone (3) flagship, last month |
| Beta programme | Open beta started mid-September 2026 |
| Next in line | Phone (2a), Phone (3a) Lite, Phone (4b), CMF Phone 1, CMF Phone 2 Pro |
| Rollout style | In batches, with a notification |
91mobiles calls it the biggest software leap since Nothing OS 1.0, and a clear step up from version 4.1.
What is new in Nothing OS 5.0
The headline change is a split quick settings panel that separates notifications from toggles, a layout that many people compare with iOS. Beyond that, the report lists:
- Lucent theme: translucent widgets, Android 17's 3D emojis and coloured lock screen styles.
- New clock styles and colours for the lock screen and home screen.
- Glyph Timer and Collector widgets, two additions that lean into Nothing's signature look.
- App batch editing, which lets you manage several apps at once.
- Refreshed screen recording and torch interfaces.
The review notes some drawbacks: haptic feedback feels weak, and the blur effects are lighter than on rival skins such as One UI, ColorOS or OriginOS. The monochrome design language still keeps Nothing's software distinct.
How to install the Nothing OS 5 update
The update arrives in batches, so you may not see it immediately. To check manually:
- Open Settings.
- Go to System.
- Tap the Nothing OS text and let the phone fetch the update.
- Tap Download and install when it appears.
The phone reboots into Nothing OS 5.0 after a few minutes. Keep it charged and on Wi-Fi, and back up important data first, as you would before any major Android version jump. Photos, chats and app data are usually safe, but a backup costs only a few minutes.
Which Nothing phones get Nothing OS 5 next?
After the Phone (3), Phone (3a) and Phone (4a) families, 91mobiles expects the update to reach the Phone (2a), Phone (3a) Lite, Phone (4b), CMF Phone 1 and CMF Phone 2 Pro over the coming weeks. The open beta for the Phone (2a), Phone (3a) Lite and some others is due in the following weeks. No exact dates have been announced, so treat timing as indicative.
Should you update now or wait?
Because this is a stable release, it should be safe for most people. Still, 91mobiles points out that anyone worried about early bugs or battery drain can wait a few days and see how the first batch of users fares. If you use your phone for work, waiting a week is a reasonable middle path. If you enjoy new widgets and lock screen styles, go ahead.
If you are shopping rather than updating, remember that software support is a big reason people pick Nothing. See our guide to the best phones under ₹30,000 for current alternatives, and our Nothing Phone (4a) Diwali deal post for pricing. For what Nothing plans next, read Nothing's 2027 phone plans.
FAQ
Is Nothing OS 5 based on Android 17? Yes. 91mobiles describes it as Android 17-based firmware.
Which phones have Nothing OS 5 stable? The Phone (3) got it last month, and the Phone (4a), (4a) Pro, (3a) and (3a) Pro are receiving it now.
I have not got the update yet. What should I do? Rollout is in batches. Check Settings > System > Nothing OS manually and try again in a few days.
Will the Phone (2a) get Nothing OS 5? It is listed among the next eligible phones, with an open beta due in the coming weeks, but no date is confirmed.