Symptoms
- Scrolling stutters instead of moving smoothly
- Images pop in late while scrolling
- Choppiness only in certain apps like social media or browsers
- Scrolling feels fine right after restarting
Likely causes
- CommonApp loading images or content faster than it can renderFeeds with lots of media can outpace the phone's rendering speed.
- CommonLow available memory from other open appsBackground apps compete for the resources needed for smooth scrolling.
- PossibleOutdated app version with a performance bugScrolling smoothness is a common target of app performance updates.
- Less commonReduced motion or accessibility settings interferingSome accessibility settings can unintentionally affect scroll smoothness.
- PossibleAging hardware reaching its rendering limitsOlder phones can struggle with content-heavy modern apps.
What to do
- Restart the phone to free up memory.
- Close other apps running in the background before using the laggy app.
- Update the app to its latest version.
- Clear the app's cache in settings.
- Check display and accessibility settings for anything affecting animation smoothness.
- Test scrolling in a different app to see if the issue is app-specific or system-wide.
- Free up storage space if it's running low, since this affects overall responsiveness.
When to call a pro
If choppy scrolling happens in every app on an otherwise capable phone, a repair shop can check for a display or hardware performance issue.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.