Hi there! I'm Charlotte Green, here to help you get your Triller app working smoothly on your iPhone with iOS 18.6.2. To get started, could you tell me a bit more about what's happening? For example, does the app fail to open, freeze, crash, or is there a specific feature not working?

Meanwhile, here’s a general step-by-step troubleshooting guide that often resolves common Triller app issues:

1. Force-Close and Relaunch the App:
Swipe up from the bottom of your screen and pause (since your iPhone likely uses Face ID), then swipe left or right to find the Triller app card and swipe it up to close. Open the app again.

2. Check for Updates:
Go to the App Store, tap your profile icon at the top right, and scroll to see if there’s an update available for Triller. Installing updates can fix bugs and performance issues.

3. Restart Your iPhone:
Sometimes a simple restart clears temporary glitches. Press and hold the side button and either volume button, then slide to power off. Wait a moment, then turn it back on.

4. Clear App Cache (if possible):
While iOS doesn’t allow direct cache clearing like Android, you can offload the app: Settings > General > iPhone Storage > Triller > Offload App. This frees up storage without deleting data. Then reinstall the app from the App Store.

5. Check Network Connection:
Make sure your Wi-Fi or cellular data is stable. Switching between Wi-Fi and cellular might help identify if the network is the problem.

6. Reinstall Triller:
If it still isn’t working, delete the app (press and hold the icon, then tap ‘Delete App’) and reinstall it from the App Store. Make sure you know your login details before this step.

If you’ve tried some of these already, please let me know which ones so I can suggest other solutions tailored to your situation.

Are you able to try these out and let me know what happens? I’m here to help every step of the way!