My left airpod won’t connect to my phone or show up on the app I don’t know what’s is wrong with it because it was working a few days ago and it was charged last time I used it

Hey there and welcome to Apple Support Communities 108Gil,

We can certainly understand your concern and see you came to us from the article How to reset your AirPods and AirPods Pro.

We recommend checking out these steps for more information on what to do if your left or right side AirPods are not working correctly.

" If your left or right AirPod isn't working

Learn what to do if your left or right AirPod doesn't play audio.

If there's no sound in one AirPod

1. Make sure that your charging case is fully charged.
2. Place both AirPods in your charging case and let them charge for 30 seconds.
3. Open the charging case near your iPhone or iPad.

4. Check the charge status on your iPhone or iPad to make sure that each AirPod is charging .

5. Put both AirPods in your ears.

6. Play audio to test both AirPods.

7. If an AirPod still isn't working, reset your AirPods or contact Apple Support. "

For additional information, check out this link: If your left or right AirPod isn't working - Apple Support

These steps will help ensure your device is working with ease and can fix common issues like the ones you’re experiencing.

Kindest regards!