When your Nothing Phone (3) keeps closing apps on you, it breaks the flow of whatever you're doing. It's a common hiccup with Android phones, and your Nothing Phone (3) running Nothing OS 3.0 is no exception. The fixes are usually straightforward, and you can often solve it in under a minute.
Restart Your Nothing Phone (3)
This is the universal first step for a reason. A quick restart clears out temporary glitches in the system memory that can cause apps to misbehave. Just press and hold the power button, then tap 'Restart' on your screen.
If the screen is frozen and you can't access the menu, you'll need to force restart. Press and hold the Volume Down button and the Power button together for about 10 to 15 seconds. Let go when you see the Nothing logo appear.
Check for App Updates
Outdated apps are a prime suspect. Developers constantly push updates to squash bugs that cause crashes. Open the Google Play Store, tap your profile icon in the top right, and go to Manage apps & device.
Look under 'Updates available' and tap 'Update all'. If you're only having trouble with one app, you can update it individually from its Play Store listing. I'd make sure everything is current before moving to more involved steps.
Force Stop the Troublemaker
When an app is stuck in a bad state, simply closing it might not be enough. Force stopping it completely shuts down all its processes. Go to Settings > Apps, find the app that's crashing, and tap on it.
On the app's info page, tap 'Force stop'. Confirm if prompted, then open the app again fresh. This is a clean way to reboot just that app without touching anything else on your phone.
Clear the App's Cache
Apps store temporary data (cache) to load faster. Sometimes this data gets corrupted. Clearing it forces the app to rebuild these files from scratch, which can fix crashes without deleting your personal data like login info.
Go back to Settings > Apps and select the problematic app. Tap Storage & cache and then hit 'Clear cache'. Try the app again to see if it runs smoothly.
Free Up Storage Space on Your Phone
Nothing OS and your apps need free space to operate properly. If your storage is nearly full, apps can crash because they have nowhere to write temporary data. Check your storage in Settings > Storage.
If you're below 10% free space, start cleaning up. Uninstall apps you never use, clear out old downloads, and offload photos and videos to Google Photos or another cloud service. You'd be surprised how much this can improve overall stability.
Check Your Internet Connection
Apps that rely heavily on the internet, like social media or streaming services, can freeze or close if the connection is unstable. Toggle your Wi-Fi off and on, or try switching to mobile data for a moment to test.
If you're on Wi-Fi, try moving closer to your router. A weak or fluctuating signal can cause timeouts that make an app think it has failed. This is a common but easily overlooked cause.
Update Nothing OS
System updates from Nothing don't just add features. They include critical stability patches and fixes for bugs that might be causing app incompatibilities. Keeping your Nothing Phone (3) on the latest version of Nothing OS is important.
Go to Settings > System > System update to check for and install any available updates. It's a good habit to plug your phone into its charger during this process, especially if you're using the official 65W fast charger.
Reinstall the Problem App
If the issue is isolated to one app, a fresh install can work wonders. This replaces all the app's files, clearing out any deep-seated corruption. Long-press the app icon on your home screen and tap 'Uninstall'.
Then, head to the Google Play Store and reinstall it. This gives you a completely clean slate. Just remember you might need to log back in, as this does remove your local data for that app.
Review Recent App Installations
Think about what changed just before the crashes started. Did you install a new app, a new launcher, or a custom widget? Sometimes, a newly installed app can conflict with others or with the system itself.
Try uninstalling any apps you added around the time the problems began. You can always reinstall them one by one later to see which one was the culprit. This is a very effective way to track down weird conflicts.
Boot Into Safe Mode
Safe Mode temporarily disables all third-party apps you've downloaded. If your apps stop crashing in Safe Mode, you know the cause is something you installed. To enter Safe Mode, press and hold the power button until the power menu appears.
Then, long-press the 'Power off' option on your screen. You'll get a prompt to reboot into Safe Mode. Tap 'OK'. If the crashes stop here, restart your phone normally and start removing recently added or suspicious apps.