What do I do if the camera is slow to open?

Please follow the below steps:
1. Avoid running too many programs in the background.
2. Go to Settings>Apps>See all apps>Find Camera>Storage&cache>CLEAR STORAGE and CLEAR CACHE
3. Uninstall the recent installed software that may be not compatible with the phone.
4. Back up important data and then restore factory settings.
If the issue persists, contact the Nothing Support Team for further assistance.